1 2010-04-07 Simon Baldwin <simonb@google.com>
3 * diagnostic.h (diagnostic_override_option_index): New macro to
4 set a diagnostic's option_index.
5 * c-tree.h (c_cpp_error): Add warning reason argument.
6 * opts.c (_warning_as_error_callback): New.
7 (register_warning_as_error_callback): Store callback for
8 warnings enabled via enable_warning_as_error.
9 (enable_warning_as_error): Call callback, minor code tidy.
10 * opts.h (register_warning_as_error_callback): Declare.
11 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
13 (c_common_init_options): Register warning_as_error_callback in opts.c.
14 * common.opt: Add -Wno-cpp option.
15 * c-common.c (struct reason_option_codes_t): Map cpp warning
16 reason codes to gcc option indexes.
17 * (c_option_controlling_cpp_error): New function, lookup the gcc
18 option index for a cpp warning reason code.
19 * (c_cpp_error): Add warning reason argument, call
20 c_option_controlling_cpp_error for diagnostic_override_option_index.
21 * doc/invoke.texi: Document -Wno-cpp.
23 2010-04-07 Richard Guenther <rguenther@suse.de>
25 * ipa-reference.c (mark_load): Use get_base_address.
26 (mark_store): Likewise.
28 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
29 inserting GIMPLE_NOPs into the IL.
30 * tree-ssa-structalias.c (get_constraint_for_component_ref):
31 Explicitly strip handled components and indirect references.
33 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
34 folding address expressions.
35 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
36 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
37 operand_equal_p to compare decls.
38 (ptr_deref_may_alias_decl_p): Likewise.
39 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
40 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
41 Handle reversed comparison ops.
42 * tree-sra.c (asm_visit_addr): Use get_base_address.
43 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use
45 * ipa-reference.c (mark_address): Use get_base_address.
47 2010-04-07 Richard Guenther <rguenther@suse.de>
49 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
50 Propagate constants everywhere.
52 2010-04-07 Jakub Jelinek <jakub@redhat.com>
55 * tree.c (MAX_INT_CACHED_PREC): Define.
56 (nonstandard_integer_type_cache): New array.
57 (build_nonstandard_integer_type): Cache results for precision
58 <= MAX_INT_CACHED_PREC.
60 2010-04-07 Richard Guenther <rguenther@suse.de>
62 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
63 -fargument-noalias-global, -fargument-noalias-anything): Remove.
64 * common.opt: Likewise.
65 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust
67 * alias.c (base_alias_check): Remove flag_argument_noalias
69 (nonoverlapping_memrefs_p): Likewise.
70 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
71 * opts.c (common_handle_option): Handle OPT_fargument_alias,
72 OPT_fargument_noalias, OPT_fargument_noalias_anything and
73 OPT_fargument_noalias_global for backward compatibility.
75 2010-04-07 Richard Guenther <rguenther@suse.de>
77 PR tree-optimization/43270
78 * tree-vrp.c (check_array_ref): Fix flexible array member
80 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
81 * tree-ssa-pre.c (phi_translate_1): Adjust.
82 (fully_constant_expression): Split out vn_reference handling to ...
83 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
84 Fold reads from constant strings.
85 (vn_reference_lookup): Handle fully constant references.
86 (vn_reference_lookup_pieces): Likewise.
87 * Makefile.in (expmed.o-warn): Add -Wno-error.
89 2010-04-07 Martin Jambor <mjambor@suse.cz>
91 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
93 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
96 * gcc.c: Add -static-libstdc++ to list of recognized options.
98 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
100 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
103 2010-04-07 Richard Guenther <rguenther@suse.de>
106 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with
107 pointer bases build simple mem attributes to retain
108 points-to information.
110 2010-04-07 Richard Guenther <rguenther@suse.de>
113 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
114 preserve points-to related information.
116 2010-04-07 Richard Guenther <rguenther@suse.de>
119 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
120 discard plain indirect references.
121 * fold-const.c (operand_equal_p): Guard against NULL_TREE
123 * tree.c (tree_nop_conversion): Likewise.
125 2010-04-07 Dodji Seketeli <dodji@redhat.com>
128 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
130 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
132 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
133 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
135 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
137 * tree-if-conv.c: Fix indentation and comments.
139 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
141 * tree-if-conv.c: Sort static functions in topological order.
143 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
145 * tree-if-conv.c: Fix indentation and comments.
147 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
150 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
151 lang_hooks.types.type_for_size instead of build_nonstandard_integer_type.
152 When converting an unsigned type to signed, double its precision.
153 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
154 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
155 (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub.
157 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
160 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
161 POINTER_PLUS_EXPR for pointer types.
163 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
166 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
167 * graphite-clast-to-gimple.c: Include langhooks.h.
168 (max_signed_precision_type): New.
169 (max_precision_type): Takes two types as arguments.
170 (precision_for_value): New.
171 (precision_for_interval): New.
172 (gcc_type_for_interval): New.
173 (gcc_type_for_value): New.
174 (gcc_type_for_clast_term): New.
175 (gcc_type_for_clast_red): New.
176 (gcc_type_for_clast_bin): New.
177 (gcc_type_for_clast_expr): Split up into several functions.
178 (gcc_type_for_clast_eq): Rewritten.
179 (compute_bounds_for_level): New.
180 (compute_type_for_level_1): New.
181 (compute_type_for_level): New.
182 (gcc_type_for_cloog_iv): Removed.
183 (gcc_type_for_iv_of_clast_loop): Rewritten.
184 (graphite_create_new_loop): Compute the lower and upper bound types
185 with gcc_type_for_clast_expr.
186 (graphite_create_new_loop_guard): Same.
187 (find_cloog_iv_in_expr): Removed.
188 (compute_cloog_iv_types_1): Removed.
189 (compute_cloog_iv_types): Removed.
190 (gloog): Do not call compute_cloog_iv_types.
191 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
193 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
194 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
195 (GBB_CLOOG_IV_TYPES): Removed.
197 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
199 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
200 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
201 (detect_commutative_reduction): Same.
203 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
205 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
206 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
208 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
209 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
210 (rewrite_commutative_reductions_out_of_ssa): Same.
211 * passes.c (execute_function_todo): Call verify_ssa for every pass
212 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
213 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
214 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
215 with an extra argument.
216 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
217 verify_ssa only when the extra argument is true.
218 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
219 with an extra argument.
220 (tree_transform_and_unroll_loop): Same.
222 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
224 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
225 for all the passes of the LNO having LOOP_CLOSED_SSA.
226 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
227 * tree-loop-distribution.c (pass_loop_distribution): Same.
228 * tree-pass.h (TODO_verify_loops): Removed.
229 * tree-ssa-loop.c (pass_tree_loop_init): Same.
231 (pass_tree_unswitch): Same.
232 (pass_predcom): Same.
233 (pass_vectorize): Same.
234 (pass_linear_transform): Same.
235 (pass_graphite_transforms): Same.
236 (pass_iv_canon): Same.
237 (pass_complete_unroll): Same.
238 (pass_complete_unrolli): Same.
239 (pass_parallelize_loops): Same.
240 (pass_loop_prefetch): Same.
241 (pass_iv_optimize): Same.
243 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
246 * passes.c (init_optimization_passes): Move pass_lim before
247 pass_copy_prop and pass_dce_loop.
249 2010-04-06 Jakub Jelinek <jakub@redhat.com>
252 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
253 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
254 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
255 MULTI_* defines for 4 argument vpermil2p* builtins.
257 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
259 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
260 * config/i386/i386.c (x86_maybe_negate_const_int): New.
261 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
262 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
263 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
264 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
265 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
266 Use x86_maybe_negate_const_int to output insn mnemonic.
267 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
268 check from instruction predicate. Update comments.
269 * config/i386/sync.md (sync_add<mode>): Use
270 x86_maybe_negate_const_int to output insn mnemonic.
272 2010-04-06 Jan Hubicka <jh@suse.cz>
274 PR tree-optimization/42906
275 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
276 IGNORE_SELF argument. Set visited_control_parents for fully
278 (find_obviously_necessary_stmts): Update call of
279 mark_control_dependent_edges_necessary.
280 (propagate_necessity): Likewise. Handle PHI edges more curefully.
282 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
284 * config/i386/i386.md: Remove comment about 'e' and 'E'
287 2010-04-06 Richard Guenther <rguenther@suse.de>
289 PR tree-optimization/43627
290 * tree-vrp.c (extract_range_from_unary_expr): Widenings
291 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
294 2010-04-06 Jakub Jelinek <jakub@redhat.com>
296 * BASE-VER: Change to 4.6.0.
299 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
302 2010-04-06 Richard Guenther <rguenther@suse.de>
305 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
307 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
309 * doc/invoke.texi (Optimize Options): Document that LTO
310 won't remove object access purely due to incompatible
313 2010-04-04 Matthias Klose <doko@ubuntu.com>
315 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
318 2010-04-03 Richard Guenther <rguenther@suse.de>
321 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
322 require a non-NULL MEM_OFFSET.
324 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
326 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
327 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
328 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
329 config/alpha/predicates.md, config/arm/arm.md,
330 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
331 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
332 config/darwin9.h, config/darwin.c, config/darwin.h,
333 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
334 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
335 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
336 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
337 config/mips/mips.md, config/mn10300/mn10300.c,
338 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
339 config/rs6000/aix.h, config/rs6000/dfp.md,
340 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
341 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
342 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
343 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
344 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
345 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
346 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
347 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
348 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
349 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
350 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
351 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
352 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
353 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
354 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
355 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
356 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
357 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
358 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
359 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
360 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
361 opt-functions.awk, opth-gen.awk, params.def, passes.c,
362 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
363 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
364 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
365 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
366 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
367 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
368 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
369 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
370 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
371 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
372 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
373 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
374 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
375 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
377 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
380 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
381 * aclocal.m4: Regenerate.
383 2010-04-02 Richard Guenther <rguenther@suse.de>
385 PR tree-optimization/43629
386 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
387 if we have seen a constant value.
389 2010-04-02 Joseph Myers <joseph@codesourcery.com>
391 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
394 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
397 * arm.c (legitimize_tls_address): Adjust call to
398 gen_tls_load_dot_plus_four.
399 (arm_note_pic_base): New function.
400 (arm_cannot_copy_insn_p): Use it.
401 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
404 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
409 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
411 * Makefile.in ($(out_object_file)): Depend on
412 gt-$(basename $(notdir $(out_file))).h.
414 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
416 * config.gcc (lm32-*-rtems*): Add t-lm32.
418 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
420 * config.gcc: Add lm32-*-rtems*.
421 * config/lm32/rtems.h: New file.
423 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
426 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
428 2010-04-01 Jakub Jelinek <jakub@redhat.com>
430 * dwarf2out.c (output_compilation_unit_header): For
431 -gdwarf-4 use version 4 instead of version 3.
432 (output_line_info): For version 4 and above emit additional
433 maximum ops per insn header field.
434 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
436 * dwarf2out.c (is_c_family, is_java): Remove.
437 (lower_bound_default): New function.
438 (add_bound_info, gen_descr_array_type_die): Use it.
440 2010-04-01 Dodji Seketeli <dodji@redhat.com>
443 * dwarf2out.c (gen_variable_die): Allow debug info for variable
444 re-declaration when it happens in a function.
446 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
448 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
449 (cgraph_remove_function_insertion_hook): Same.
450 (cgraph_call_function_insertion_hooks): Same.
452 2010-04-01 Richard Guenther <rguenther@suse.de>
455 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
456 and TREE_THIS_VOLATILE.
457 (copy_ref_info): Likewise.
458 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
459 * tree.c (build6_stat): Ignore side-effects of all but arg5
460 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
463 2010-04-01 Richard Guenther <rguenther@suse.de>
465 PR tree-optimization/43607
466 * ipa-type-escape.c (check_call): Do not access non-existing
469 2010-04-01 Richard Guenther <rguenther@suse.de>
473 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
474 Jack Howarth <howarth@bromo.med.uc.edu>
476 * tree-profile.c (tree_init_ic_make_global_vars): Make static
479 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
481 * doc/install.texi (Prerequisites): Document libelf usability on
482 IRIX 5/6 and Solaris 2.
483 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
484 Update GNU as, GNU ld requirements.
485 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
486 Document Sun Studio compiler download.
487 Update and simplify as, ld recommendations.
488 (Specific, *-*-solaris2.7): Note obsoletion, removal.
490 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
492 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
493 with_tune_32 to pentium4.
495 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
499 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
501 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
504 Document GNU as requirement.
505 Update configure requirements.
506 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
508 Recomment IRIX 6.5.18+.
509 Document IDF/IDL requirement.
510 Document GNU as requirement.
511 Document GNU ld bootstrap failure.
512 Remove freeware.sgi.com reference.
514 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
516 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
517 UNIX V4.0, V5.0 obsoletion, removal.
518 Remove --with-gc=simple reference.
519 Update VM requirements during bootstrap.
520 Remove -oldas bootstrap description.
521 Update binutils reference.
522 Remove comparison failure note.
524 2010-03-31 Richard Guenther <rguenther@suse.de>
525 Zdenek Dvorak <ook@ucw.cz>
526 Sebastian Pop <sebastian.pop@amd.com>
529 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
530 with multiple arguments.
531 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
533 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
535 * graphite-dependences.c (print_pddr): Call print_pdr with an
537 * graphite-poly.c (debug_pdr): Add an extra argument for the
540 (print_pbb_domain): Same.
542 (print_scop_context): Same.
545 (debug_pbb_domain): Same.
549 (debug_scop_context): Same.
552 (print_scop_params): Same.
553 (debug_scop_params): Same.
554 (print_iteration_domain): Same.
555 (print_iteration_domains): Same.
556 (debug_iteration_domain): Same.
557 (debug_iteration_domains): Same.
558 (print_scattering_function): Same.
559 (print_scattering_functions): Same.
560 (debug_scattering_function): Same.
561 (debug_scattering_functions): Same.
562 * graphite-poly.h (debug_pdr): Update declaration.
564 (print_pbb_domain): Same.
566 (print_scop_context): Same.
569 (debug_pbb_domain): Same.
573 (debug_scop_context): Same.
576 (print_scop_params): Same.
577 (debug_scop_params): Same.
578 (print_iteration_domain): Same.
579 (print_iteration_domains): Same.
580 (debug_iteration_domain): Same.
581 (debug_iteration_domains): Same.
582 (print_scattering_function): Same.
583 (print_scattering_functions): Same.
584 (debug_scattering_function): Same.
585 (debug_scattering_functions): Same.
587 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
589 * graphite-poly.c (print_scattering_function_1): New.
590 (print_scattering_function): Call it.
591 (print_scop_params): Remove spaces at the end of lines.
594 * graphite-poly.h (print_cloog): Declared.
595 (debug_cloog): Declared.
597 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
599 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
601 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
602 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
603 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
604 to switch between adding the IV bump in loop->latch or in loop->header.
606 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
608 * graphite-poly.c (print_scattering_function): Pretty print following
611 (print_pbb_domain): Same.
612 (dump_gbb_cases): Same.
613 (dump_gbb_conditions): Same.
616 (print_scop_params): Same.
617 (print_scop_context): Same.
619 (print_pbb_body): New.
620 (lst_indent_to): New.
621 (print_lst): Start new lines with a #.
622 * graphite-poly.h (pbb_bb): New.
623 (pbb_index): Use pbb_bb.
624 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
626 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
628 2010-03-31 Jakub Jelinek <jakub@redhat.com>
630 * dwarf2out.c (size_of_die): For -gdwarf-4 use
631 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
632 and 0 instead of 1 for dw_val_class_flag.
633 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
634 dw_val_class_range_list, dw_val_class_loc_list,
635 dw_val_class_lineptr and dw_val_class_macptr, use
636 DW_FORM_flag_present for dw_val_class_flag and
637 DW_FORM_exprloc for dw_val_class_loc.
638 (output_die): For -gdwarf-4 print dw_val_class_loc
639 size as uleb128 instead of 1 or 2 bytes and don't print
640 anything for dw_val_class_flag.
642 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
643 instead of cselib_lookup following by tweaking locs->setting_insn.
646 * cselib.c (cselib_process_insn): Clear cselib_current_insn
647 even before returning from label, setjmp call or volatile asm
650 2010-03-31 Richard Guenther <rguenther@suse.de>
653 * cgraphunit.c (cgraph_output_in_order): Do not allocate
654 temporary data on stack.
656 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
658 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
659 (PUSHSECTION_ASM_OP): Remove.
660 (POPSECTION_ASM_OP): Remove.
661 (PUSHSECTION_FORMAT): Remove.
662 * config/sol2.h (PUSHSECTION_FORMAT): Define.
663 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
664 * config/sol2.c (solaris_output_init_fini): Use it.
666 2010-03-31 Jie Zhang <jie@codesourcery.com>
669 * opt-functions.awk (var_type_struct): Use signed char type
670 for simple variables.
672 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
674 * config/sol2.c: Include output.h.
675 (solaris_assemble_visibility): New function.
676 * config/t-sol2 (sol2.o): Add output.h dependency.
677 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
678 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
681 2010-03-31 Jakub Jelinek <jakub@redhat.com>
684 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
685 V2SImode or XFmode on PRE_DEC.
688 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
691 2010-03-31 Jie Zhang <jie@codesourcery.com>
694 * reload.h (caller_save_initialized_p): Declare.
695 * toplev.c (backend_init_target): Don't call
696 init_caller_save but set caller_save_initialized_p to false.
697 * caller-save.c (caller_save_initialized_p): Define.
698 (init_caller_save): Check caller_save_initialized_p.
699 * ira.c (ira): Call init_caller_save if flag_caller_saves.
701 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
704 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
705 and soft-fp/t-softfp to tmake_file.
706 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
707 (LIBGCC2_TF_CEXT): Define.
710 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
713 * cselib.c (n_useless_values): Document handling of debug locs.
714 (n_useless_debug_values, n_debug_values): New variables.
715 (new_elt_loc_list): Don't add to debug values, keep count.
716 (promote_debug_loc): New.
717 (cselib_reset_table): Zero new variables.
718 (entry_and_rtx_equal_p): Promote debug locs.
719 (discard_useless_locs): Increment n_useless_debug_values for
721 (remove_useless_values): Adjust n_useless_values and n_debug_values
722 with n_useless_debug_values.
723 (add_mem_for_addr): Promote debug locs.
724 (cselib_lookup_mem): Likewise.
725 (cselib_lookup_addr): Renamed to...
726 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
727 (cselib_log_lookup): ... this. Turn into...
728 (cselib_lookup_addr): ... new wrapper.
729 (cselib_lookup_from_insn): New.
730 (cselib_invalidate_regno): Increment n_useless_debug_values for
732 (cselib_invalidate_mem): Likewise.
733 (cselib_process_insn): Take n_deleted and n_debug_values into
734 account to guard remove_useless_value call.
735 (cselib_finish): Zero n_useless_debug_values.
736 * cselib.h (cselib_lookup_from_insn): Declare.
737 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
738 (sched_analyze_2): Likewise.
740 2010-03-30 Jakub Jelinek <jakub@redhat.com>
742 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
744 (adjust_mems): Replace narrowing SUBREG of expression containing
745 just PLUS, MINUS, MULT and ASHIFT of registers and constants
746 with operations in the narrower mode.
749 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
750 regs_invalidated_by_call instead all call_used_reg_set registers.
752 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
755 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
756 pointer comparisons with types_compatible_p.
757 * tree-vect-stmts.c (vectorizable_call): Same.
758 (vectorizable_condition): Same.
760 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
762 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
763 stack check if the mask would be zero.
765 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
766 Jack Howarth <howarth@bromo.med.uc.edu>
768 * tree-profile.c (tree_init_ic_make_global_vars): Make static
771 2010-03-30 Joseph Myers <joseph@codesourcery.com>
774 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
776 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
777 Include ___unordxf2 and ___unordtf2.
778 * config/i386/libgcc-glibc.ver: Do not define inheritance from
781 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
783 * config/lm32/t-lm32: New file.
784 * config.gcc: Use the above file when targetting lm32.
786 2010-03-28 Duncan Sands <baldrick@free.fr>
788 * Makefile.in (PLUGIN_HEADERS): Add except.h.
790 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
793 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
794 Improve vectorization cost model diagnostic.
796 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
799 * tree-vect-data-refs.c (vect_analyze_data_refs): When
800 compute_data_dependences_for_loop returns false, early exit
801 and output an extra diagnostic for the failed data reference
804 2010-03-29 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/43560
807 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
808 (can_sm_ref_p): Treat stores to readonly locations as trapping.
810 2010-03-29 Jie Zhang <jie@codesourcery.com>
813 * toplev.c (process_options): Set optimization_default_node
814 and optimization_current_node.
815 * opts.c (decode_options): Don't set optimization_default_node
816 and optimization_current_node.
818 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
820 * config/rtems.h: Abandon -qrtems_debug.
822 2010-03-28 Jan Hubicka <jh@suse.cz>
824 PR tree-optimization/43505
825 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
826 map should not be copied.
828 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
831 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
832 cdtors, set DECL_PRESERVE_P.
833 * ipa.c (cgraph_externally_visible_p): Return true if declaration
836 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
838 PR tree-optimization/43528
839 * stor-layout.c (place_field): Check that constant fits into
840 unsigned HWI when skipping calculation of MS bitfield layout.
842 2010-03-27 Jan Hubicka <jh@suse.cz>
845 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
846 notice_global_symbol work.
848 2010-03-27 Jakub Jelinek <jakub@redhat.com>
850 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
851 instead of dwarf2out_decl.
852 (struct var_loc_node): Remove section_label field.
853 (dwarf2out_function_decl): New function.
854 (dwarf2out_var_location): Don't set section_label field.
855 (dwarf2out_begin_function): Don't empty decl_loc_table here.
857 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
859 PR tree-optimization/43544
860 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
861 First argument for builtin vectorized function hook is now a
862 tree to be able to distinguish between machine specific and
864 * targhooks.c (default_builtin_vectorized_function): Ditto.
865 * targhooks.h (default_builtin_vectorized_function): Ditto.
866 * target.h (struct gcc_target): Ditto.
867 * tree-vect-stmts.c (vectorizable_function): Ditto.
868 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
869 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
872 2010-03-26 Joseph Myers <joseph@codesourcery.com>
875 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
876 nested binding iff it is a FUNCTION_DECL.
877 (store_parm_decls_newstyle): Pass nested=true to bind for
878 FUNCTION_DECLs amongst parameters.
880 2010-03-26 Jakub Jelinek <jakub@redhat.com>
882 * var-tracking.c (vt_expand_loc_callback): Don't run
883 cselib_expand_value_rtx_cb in dummy mode if
884 cselib_dummy_expand_value_rtx_cb returned false.
886 * var-tracking.c (emit_note_insn_var_location): For one part
887 notes with offset 0, don't add EXPR_LIST around the location.
888 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
889 add_location_or_const_value_attribute): Adjust for that change.
892 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
893 into first operand and location into second.
894 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
895 dw_cfi_oprnd_loc for DW_CFA_expression.
896 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
897 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
898 assume first argument is regnum and second argument is location.
900 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
903 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
904 of scratch register to DImode. Split to DImode comparison operator.
905 Use SImode subreg of scratch register in the multiplication.
906 (*cmp_sadd_sidi): Ditto.
907 (*cmp_ssub_si): Ditto.
908 (*cmp_ssub_sidi): Ditto.
910 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
913 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
914 Remove invalid assert and wrong comment.
916 2010-03-26 Jakub Jelinek <jakub@redhat.com>
919 * flags.h (final_insns_dump_p): New extern.
920 * final.c (final_insns_dump_p): New variable.
921 (rest_of_clean_state): Set it before -fdump-final-insns=
922 dumping, clear afterwards.
923 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
924 MEM_ALIAS_SET on MEMs.
926 2010-03-26 David S. Miller <davem@davemloft.net>
928 * configure.ac: Fix sparc GOTDATA_OP bug check.
929 * configure: Rebuild.
931 2010-03-26 Alan Modra <amodra@gmail.com>
933 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
935 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
937 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
938 TLS_SECTION_ASM_FLAG.
940 2010-03-25 Jakub Jelinek <jakub@redhat.com>
943 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
944 Clear first_function_block_is_cold.
947 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
948 argument if the argument is truth_value_p.
950 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
952 * config/rs6000/constraints.md: Update copyright year for my changes.
955 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
956 used in reg+reg addressing, swap registers.
958 2010-03-24 Jakub Jelinek <jakub@redhat.com>
961 * target.h (struct gcc_target): Add code_end hook.
962 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
964 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
965 * toplev.c (compile_file): Call targetm.asm_out.code_end
966 hook before unwind info/debug info output.
967 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
968 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
969 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
970 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
971 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
972 * config/i386/i386.c (ix86_file_end): Renamed to...
973 (ix86_code_end): ... this. Make static. Don't call
974 file_end_indicate_exec_stack. Emit unwind info using
975 final_start_function/final_end_function.
976 (darwin_x86_file_end): Remove.
977 (TARGET_ASM_CODE_END): Define.
978 * config/i386/i386.h (TARGET_ASM_FILE_END,
979 NEED_INDICATE_EXEC_STACK): Don't define.
980 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
981 (TARGET_ASM_FILE_END): Define to darwin_file_end.
982 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
983 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
986 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
987 at the beginning and final_end_function at the end.
988 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
990 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
992 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
993 and Sun as TLS syntax.
994 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
995 * configure: Regenerate.
996 * config.in: Regenerate.
997 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
998 (default_elf_asm_named_section): Use it.
999 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1000 (i386_output_dwarf_dtprel): Likewise.
1001 (output_addr_const_extra): Likewise.
1002 (output_pic_addr_const): Lowercase @GOTTPOFF.
1003 (output_addr_const_extra): Likewise.
1004 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1005 (output_addr_const_extra): Likewise.
1006 (output_pic_addr_const): Lowercase @INDNTPOFF.
1007 (output_addr_const_extra): Likewise.
1008 (output_pic_addr_const): Lowercase @NTPOFF.
1009 (output_addr_const_extra): Likewise.
1010 (output_pic_addr_const): Lowercase @TPOFF.
1011 (output_addr_const_extra): Likewise.
1012 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1013 (*tls_global_dynamic_64): Likewise.
1014 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1015 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1017 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1018 (ASM_OUTPUT_TLS_COMMON): Use it.
1019 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1022 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1023 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1024 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1025 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1026 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1027 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1029 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1031 * config/i386/i386.c (override_options): Don't accept
1032 -mtls-dialect=sun any longer.
1033 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1034 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1035 (*tls_local_dynamic_base_32_sun): Likewise.
1036 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1038 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1041 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1042 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1045 * ira.c (adjust_cleared_regs): New function.
1046 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1050 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1052 * expr.c (expand_expr_real): Restore previous
1053 curr_insn_source_location and curr_insn_block after
1054 expand_expr_real_1 call.
1055 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1056 instead of expand_expr_real_1.
1058 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1060 PR rtl-optimization/43413
1061 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1064 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1067 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1068 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1070 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386.c (ix86_target_string): Add -mfma.
1073 Fix a typo in comment.
1075 2010-03-22 Mike Stump <mikestump@comcast.net>
1078 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1079 Don't overly align based upon packed packed fields.
1081 2010-03-22 Jason Merrill <jason@redhat.com>
1083 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1084 Use () rather than [], and move before the element type.
1086 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1088 * doc/configfiles.texi (Configuration Files): Removed
1089 fixinc/Makefile*, intl/Makefile.*.
1090 * doc/makefile.texi: Fixed markup. Abstract from version
1091 control system used.
1092 (Makefile): Removed obsolete gcc/java/parse.y example.
1093 * doc/sourcebuild.texi: Likewise.
1094 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1095 libgomp, libssp. Removed fastjar.
1096 (Miscellaneous Docs): Clarify location.
1097 Added COPYING3, COPYING3.LIB.
1098 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1100 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1103 * config/i386/i386.c (x86_function_profiler)
1104 [!NO_PROFILE_COUNTERS]: Fix typo.
1105 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1108 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1109 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1111 * doc/sourcebuild.texi (Test Directives): Split into six
1112 subsections, with most of the current text in new subsections
1113 Directives, Selectors, and Final Actions.
1114 (Directives): Split list of test directives into multiple
1116 (Selectors): Describe use and syntax of selectors.
1117 (Effective-Target Keywords): Describe all existing keywords.
1118 (Add Options): Describe features for dg-add-options.
1119 (Require Support): Describe variants of dg-require-support.
1120 (Final Actions): Describe commands to use in dg-final.
1122 2010-03-22 Michael Matz <matz@suse.de>
1125 * recog.c (validate_replace_rtx_group): Replace also in
1126 REG_EQUAL and REG_EQUIV notes.
1128 2010-03-22 Richard Guenther <rguenther@suse.de>
1130 PR tree-optimization/43390
1131 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1132 sure vector extracts are type correct.
1134 2010-03-22 Richard Guenther <rguenther@suse.de>
1137 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1138 x * sqrt (x) even when optimizing for size if the target
1139 has native support for sqrt.
1141 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1143 * varasm.c (make_decl_rtl_for_debug): Also clear
1144 flag_mudflap for the duration of make_decl_rtl call.
1147 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1148 locs from preserved VALUEs.
1150 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1153 * pa.md (movmemsi): Set align to one if zero.
1154 (movmemdi): Likewise.
1156 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1159 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1160 with their corresponding prologue pushes.
1162 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1165 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1166 at the begining or end.
1167 (spu_expand_epilogue): Likewise.
1169 2010-03-20 Richard Guenther <rguenther@suse.de>
1171 PR rtl-optimization/43438
1172 * combine.c (make_extraction): Properly zero-/sign-extend an
1173 extraction of the low part of a CONST_INT. Also handle
1176 2010-03-19 Mike Stump <mikestump@comcast.net>
1178 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1179 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1180 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1182 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1185 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1188 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1190 PR rtl-optimization/42258
1191 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1192 use that may match DEF.
1195 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1196 the cost of loading the constant rather than assuming
1198 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1199 outer code is AND, do the same tests as the andsi3 expander and
1200 return COSTS_N_INSNS (1) if and is cheap.
1202 * optabs.c (avoid_expensive_constant): Fix formatting.
1204 2010-03-19 Michael Matz <matz@suse.de>
1207 * attribs.c (decl_attributes): When rebuilding a function pointer
1208 type use the same qualifiers as the original pointer type.
1210 2010-03-19 Martin Jambor <mjambor@suse.cz>
1212 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1213 and is_gimple_ip_invariant_address.
1215 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1218 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1220 * config/arm/arm.c (arm_override_options): Turn off
1221 flag_dwarf2_cfi_asm for AAPCS variants.
1223 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1226 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1227 Use PRE_MODIFY instead of PRE_DEC.
1228 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1229 (vfp_emit_fstmd): Likewise.
1231 2010-03-19 Michael Matz <matz@suse.de>
1234 * builtins.c (expand_builtin_interclass_mathfn,
1235 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1238 2010-03-19 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/43415
1241 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1242 (phi_translate_1): ... this.
1243 (phi_translate): Move all caching here. Cache all NARY
1244 and REFERENCE translations.
1246 2010-03-19 David S. Miller <davem@davemloft.net>
1248 With help from Eric Botcazou.
1249 * config/sparc/sparc.c: Include dwarf2out.h.
1250 (emit_pic_helper): Delete.
1251 (pic_helper_symbol_name): Delete.
1252 (pic_helper_emitted_p): Delete.
1253 (pic_helper_needed): New.
1254 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1255 (get_pc_thunk_name): New.
1256 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1257 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1258 Set pic_helper_needed to true. Don't call emit_pic_helper.
1259 (sparc_expand_prologue): Update load_pic_register call.
1260 (sparc_output_mi_thunk): Likewise.
1261 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1262 thunk if possible. Output CFI information as needed.
1264 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1265 Jack Howarth <howarth@bromo.med.uc.edu>
1268 * config/i386/i386.h: Fix ABI on darwin x86-32.
1270 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1272 * tree.h: Declare make_decl_rtl_for_debug.
1273 * varasm.c (make_decl_rtl_for_debug): New.
1274 * dwarf2out.c (rtl_for_decl_location): Call it.
1275 * cfgexpand.c (expand_debug_expr): Call it.
1277 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1280 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1284 * var-tracking.c (vt_init_cfa_base): Do nothing if
1285 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1287 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1290 * var-tracking.c (canonicalize_vars_star): New.
1291 (dataflow_post_merge_adjust): Use it.
1293 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1296 * var-tracking.c (non_suitable_const): New function.
1297 (add_uses): For DEBUG_INSNs with constants, don't record any
1298 value, instead just the constant value itself.
1299 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1300 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1301 (emit_notes_in_bb): Likewise.
1302 (emit_note_insn_var_location): For onepart variables if
1303 cur_loc is a VOIDmode constant, use DECL_MODE.
1305 2010-03-18 Martin Jambor <mjambor@suse.cz>
1308 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1309 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1310 all non-clones. Moved call redirection...
1311 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1312 (cgraph_materialize_all_clones): Dispose of all
1313 combined_args_to_skip bitmaps.
1314 (verify_cgraph_node): Do not check for edges pointing to wrong
1315 nodes in inline clones.
1316 * tree-inline.c (copy_bb): Call
1317 cgraph_redirect_edge_call_stmt_to_callee.
1318 * ipa.c (cgraph_remove_unreachable_nodes): Call
1319 cgraph_node_remove_callees even when there are used clones.
1321 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1323 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1325 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1328 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1331 2010-03-18 Michael Matz <matz@suse.de>
1334 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1335 into sqrt(x) if we need to preserve signed zeros.
1337 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1338 Eric Botcazou <ebotcazou@adacore.com>
1340 PR rtl-optimization/43360
1341 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1342 note if we don't know its invariant status.
1344 2010-03-18 Michael Matz <matz@suse.de>
1346 PR tree-optimization/43402
1347 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1348 PHI chains of ssa names registered for update.
1350 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1353 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1354 non-offsettable and pre_modify update addressing.
1355 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1356 and "2" alternatives "#".
1357 (*movdd_softfloat32): Make all alternatives "#";
1358 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1359 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1360 (*movdf_softfloat32): Make all alternatives "#";
1361 (movdi): Use the new DIFD mode iterator to create a common splitter
1362 for movdi, movdf and movdd patterns.
1364 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1366 * common.opt (dumpdir): Remove redundant tab.
1368 2010-03-17 Martin Jambor <mjambor@suse.cz>
1370 PR tree-optimization/43347
1371 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1372 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1374 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1376 PR rtl-optimization/42216
1377 * regrename.c (create_new_chain): New function, broken out from...
1378 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1379 appending a use to an empty chain.
1380 (build_def_use): Remove previous changes that convert OP_INOUT to
1381 OP_OUT operands; instead detect the case where an OP_INOUT operand
1382 uses a previously untracked register and create an empty chain for it.
1384 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1386 * doc/extend.texi (Function Attributes): Rewrite unfinished
1387 sentence in ms_abi documentation.
1389 2010-03-17 Alan Modra <amodra@gmail.com>
1391 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1392 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1393 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1394 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1396 2010-03-16 Richard Henderson <rth@redhat.com>
1399 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1400 (lower_try_finally): Save and restore eh_seq around the expansion
1403 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1405 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1406 statements before splitting block.
1408 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1410 * doc/sourcebuild.texi (Testsuites): Fix markup.
1411 Use pathnames relative to gcc/testsuite.
1412 (Test Directives): Move description of how timeout is determined.
1413 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1414 (C Tests): Correct gcc.misc-tests directory.
1415 Framework tests now live in gcc.test-framework.
1417 2010-03-16 Richard Guenther <rguenther@suse.de>
1420 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1421 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1423 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1424 Alexandre Oliva <aoliva@redhat.com>
1426 PR tree-optimization/42917
1427 * lambda-code.c (remove_iv): Skip debug statements.
1428 (lambda_loopnest_to_gcc_loopnest): Likewise.
1429 (not_interesting_stmt): Debug statements are not interesting.
1431 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1435 * cselib.c (cselib_preserve_constants,
1436 cfa_base_preserved_val): New static variables.
1437 (preserve_only_constants): New function.
1438 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
1439 clear its REG_VALUES. If cselib_preserve_constants, don't
1440 empty the whole hash table, but preserve there VALUEs with constants,
1441 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
1442 (cselib_preserve_cfa_base_value): New function.
1443 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
1444 (cselib_init): Change argument to int bitfield. Set
1445 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
1447 (cselib_finish): Clear cselib_preserve_constants and
1448 cfa_base_preserved_val.
1449 * cselib.h (enum cselib_record_what): New enum.
1450 (cselib_init): Change argument to int.
1451 (cselib_preserve_cfa_base_value): New prototype.
1452 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
1453 * dse.c (dse_step1): Likewise.
1454 * cfgcleanup.c (thread_jump): Likewise.
1455 * sched-deps.c (sched_analyze): Likewise.
1456 * gcse.c (local_cprop_pass): Likewise.
1457 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
1458 If FN is non-NULL, call the callback always and whenever it returns
1459 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
1460 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
1461 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
1462 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
1463 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
1464 * var-tracking.c: Include recog.h.
1465 (bb_stack_adjust_offset): Remove.
1466 (vt_stack_adjustments): Don't call it, instead just gather the
1467 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
1468 (adjust_stack_reference): Remove.
1469 (compute_cfa_pointer): New function.
1470 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
1471 (struct adjust_mem_data): New type.
1472 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
1474 (get_address_mode): New function.
1475 (replace_expr_with_values): Use it.
1476 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
1477 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
1478 (adjust_sets): Remove.
1479 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
1480 Use get_address_mode.
1481 (get_adjusted_src): Remove.
1482 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
1483 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
1484 (add_with_sets): Don't call adjust_sets.
1485 (fp_setter, vt_init_cfa_base): New functions.
1486 (vt_initialize): Change return type to bool. Move most of pool etc.
1487 initialization to the beginning of the function from end. Pass
1488 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
1489 If !frame_pointer_needed, call vt_stack_adjustment before mos
1490 vector is filled, call vt_init_cfa_base if argp/framep has been
1491 eliminated to sp. If frame_pointer_needed and argp/framep has
1492 been eliminated to hard frame pointer, set
1493 hard_frame_pointer_adjustment and call vt_init_cfa_base after
1494 encountering fp setter in the prologue. For MO_ADJUST, call
1495 log_op_type before pusing the op into mos vector, not afterwards.
1496 Call adjust_insn before cselib_process_insn/add_with_sets,
1497 call cancel_changes (0) afterwards.
1498 (variable_tracking_main_1): Adjust for vt_initialize calling
1499 vt_stack_adjustments and returning whether it succeeded or not.
1501 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
1503 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
1506 2010-03-15 Jakub Jelinek <jakub@redhat.com>
1508 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
1510 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
1511 drap_reg has not been set.
1513 2010-03-15 Michael Matz <matz@suse.de>
1516 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
1517 use it to expand block copies.
1518 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1519 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
1520 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
1522 2010-03-15 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/43367
1525 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
1528 2010-03-15 Richard Guenther <rguenther@suse.de>
1530 PR tree-optimization/43317
1531 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
1533 2010-03-15 Martin Jambor <mjambor@suse.cz>
1535 PR tree-optimization/43141
1536 * tree-sra.c (create_abstract_origin): New function.
1537 (modify_function): Call create_abstract_origin.
1539 2010-03-15 Chris Demetriou <cgd@google.com>
1541 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
1544 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1547 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
1548 call insert_out_of_ssa_copy for default definitions.
1550 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1552 * graphite-clast-to-gimple.c (my_long_long): Defined.
1553 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
1554 * graphite-sese-to-poly.c (my_long_long): Defined.
1555 (scop_ivs_can_be_represented): Use it.
1557 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1559 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
1560 graphite-max-bbs-per-function, and loop-block-tile-size.
1561 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
1563 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
1565 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1567 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
1568 forward declaration.
1569 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
1570 (add_upper_bounds_from_estimated_nit): New.
1571 (build_loop_iteration_domains): Use it.
1573 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1575 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
1577 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1580 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
1581 should be an INTEGER_CST. Also handle CASE_CONVERT.
1583 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1585 * graphite.c (graphite_initialize): To bound the number of bbs per
1586 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
1587 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
1588 * doc/invoke.texi: Document it.
1590 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1592 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
1593 * graphite-sese-to-poly.h (build_poly_scop): Same.
1595 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
1597 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
1598 the number of parameters in the scop. Use as an upper bound
1599 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
1600 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
1601 * doc/invoke.texi: Document it.
1603 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
1605 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
1606 * doc/c-tree.texi: Remove.
1607 * doc/generic.texi: Merge c-tree.texi here.
1608 * doc/gccint.texi (Trees): Remove menu entry.
1609 (c-tree.texi): Remove @include.
1610 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
1611 * doc/languages.texi (Reading RTL): Ditto.
1613 2010-03-12 Steve Ellcey <sje@cup.hp.com>
1616 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
1618 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1621 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
1622 code added to work around reload clobbering CONST insns.
1624 2010-03-12 Jakub Jelinek <jakub@redhat.com>
1626 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
1627 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
1628 (cselib_preserve_only_values): Remove retain argument, don't
1629 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
1630 * cselib.h (cselib_preserve_only_values): Remove retain argument.
1631 * var-tracking.c (micro_operation): Move insn field before union.
1632 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
1633 (struct variable_tracking_info_def): Remove n_mos field, change
1634 mos into a vector of micro_operations.
1635 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
1636 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
1637 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
1638 changing into a vector.
1639 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
1640 come before all other uops generated by add_stores.
1641 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
1643 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
1644 a vector. Run just one pass over the bbs instead of separate counting
1645 and computation phase.
1646 (vt_finalize): Free VTI (bb)->mos vector instead of array.
1649 * tree-inline.c (remap_decls): Put old_var rather than origin_var
1650 into *nonlocalized_list vector.
1651 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
1652 even if origin is non-NULL.
1653 (gen_variable_die): Likewise.
1654 (process_scope_var): Don't change origin.
1655 (gen_decl_die): Likewise.
1656 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
1657 before adding new edges instead of after it, fix moving over
1660 2010-03-11 David S. Miller <davem@davemloft.net>
1662 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
1664 * configure: Rebuild.
1666 2010-03-11 Martin Jambor <mjambor@suse.cz>
1668 PR tree-optimization/43257
1669 * tree.c (assign_assembler_name_if_neeeded): New function.
1670 (free_lang_data_in_cgraph): Assembler name assignment moved to the
1672 * tree.h (assign_assembler_name_if_neeeded): Declare.
1673 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
1674 the function if needed.
1676 2010-03-11 Chris Demetriou <cgd@google.com>
1678 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
1679 include/stdint-gcc.h, and include/stdint.h world-readable.
1681 2010-03-11 Richard Guenther <rguenther@suse.de>
1683 PR tree-optimization/43255
1684 * tree-vrp.c (process_assert_insertions_for): Do not insert
1685 asserts for trivial conditions.
1687 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1689 PR tree-optimization/43280
1690 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
1691 generation. Move calculation of size out of the if branch.
1692 (find_bswap): Modify compare number generation.
1694 2010-03-11 Richard Guenther <rguenther@suse.de>
1697 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
1698 (input_gimple_stmt): Fixup handled component types during
1699 operand read. Also fix up decls in ADDR_EXPRs.
1701 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
1703 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
1704 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
1706 2010-03-10 Jan Hubicka <jh@suse.cz>
1709 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
1710 * varasm.c (get_variable_section): Don't do that here...
1711 (make_decl_rtl): ... and here.
1712 (do_assemble_alias): Produce decl RTL.
1713 (assemble_alias): Likewise.
1715 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1718 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
1719 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
1721 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
1722 (based_loc_descr): Only express drap or vdrap regno based expressions
1723 using DW_OP_fbreg when not optimizing.
1724 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
1725 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
1726 REG_CFA_SET_VDRAP note.
1728 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
1730 PR tree-optimization/43236
1731 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
1732 error in calculation of base address in reverse iteration case.
1733 (generate_builtin): Take number of latch executions if the statement
1736 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
1739 * tree-eh.c: Include pointer-set.h.
1740 (lower_eh_dispatch): Filter out duplicate case labels and
1741 remove the unneeded edge when the label is unused. Return
1742 true when some edges are removed.
1743 (execute_lower_eh_dispatch): When any lowering resulted in
1744 removing an edge, also delete unreachable blocks.
1746 2010-03-10 Jakub Jelinek <jakub@redhat.com>
1749 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1750 UNSPEC_MACHOPIC_OFFSET.
1752 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
1755 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1756 (m68k_delegitimize_address): New function.
1758 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1761 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1764 * var-tracking.c (adjust_sets): New function.
1765 (count_with_sets, add_with_sets): Use it.
1766 (get_adjusted_src): New inline function.
1767 (add_stores): Use it.
1770 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1771 call cselib_dummy_expand_value_rtx_cb instead of
1772 cselib_expand_value_rtx_cb.
1775 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1776 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1777 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1778 and .cfi_endproc around the pic thunks.
1779 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1780 all queued unwind info register saves are saved before the call.
1781 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1782 considered as sp-=4 for unwind info and the pop as sp+=4 which
1783 also clobbers dest, but doesn't actually restore it.
1786 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1787 RTX_FRAME_RELATED_P.
1789 2010-03-09 Jie Zhang <jie@codesourcery.com>
1791 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1792 whitespaces in output template.
1794 2010-03-09 Jie Zhang <jie@codesourcery.com>
1796 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1799 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1801 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1802 builtins.exp in a separate job.
1804 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1806 * graphite-sese-to-poly.c (add_param_constraints): Use
1807 lower_bound_in_type and upper_bound_in_type.
1809 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1811 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1812 instead of unsigned_type_node.
1814 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1815 Reza Yazdani <reza.yazdani@amd.com>
1818 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1819 on pointer type parameters.
1821 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1825 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1826 handle conversions from pointer to integers.
1827 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1828 induction variable, to be able to work with code generated by CLooG.
1829 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1830 (build_poly_scop): Bail out if we cannot codegen a loop.
1832 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1834 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1835 code generation with gloog_error.
1837 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1839 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1840 Call fold_convert on all the returned values.
1841 (expand_scalar_variables_expr): Pass to
1842 expand_scalar_variables_ssa_name the type of the resulting expression.
1844 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1846 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1847 ppl_min_for_le_pointset.
1848 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1849 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1851 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1853 * graphite-dependences.c (map_into_dep_poly): Removed.
1854 (dependence_polyhedron_1): Use combine_context_id_scat.
1856 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1858 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1859 (struct poly_bb): Same.
1860 (combine_context_id_scat): New.
1862 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1865 * sese.c (name_defined_in_loop_p): Return false for default
1868 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1870 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1871 and clean up the logic.
1873 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1875 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1878 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1880 * var-tracking.c (remove_cselib_value_chains): Define only for
1882 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1883 delete_slot_part, emit_notes_for_differences_1): Don't call
1884 remove_cselib_value_chains here.
1885 (set_slot_part, emit_notes_for_differences_2): Don't call
1886 add_cselib_value_chains here.
1887 (preserved_values): New vector.
1888 (preserve_value): New function.
1889 (add_uses, add_stores, vt_add_function_parameters): Use it
1890 instead of cselib_preserve_value.
1891 (changed_values_stack): New vector.
1892 (check_changed_vars_0): New function.
1893 (check_changed_vars_1, check_changed_vars_2): Use it.
1894 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1895 changed_values_stack VALUEs.
1896 (vt_emit_notes): For all preserved_values call
1897 add_cselib_value_chains. If ENABLE_CHECKING call
1898 remove_cselib_value_chains before verifying value_chains is empty.
1899 Initialize and free changed_values_stack.
1900 (vt_initialize): Initialize preserved_values.
1901 (vt_finalize): Free preserved_values.
1903 2010-03-08 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/43269
1906 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1909 2010-03-08 Martin Jambor <mjambor@suse.cz>
1911 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1912 (ipa_is_param_called): Removed.
1913 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1914 (ipa_print_node_params): Do not print the called flag.
1915 (ipa_write_node_info): Do not stream the called flag.
1916 (ipa_read_node_info): Likewise.
1918 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1921 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1922 * cselib.c (struct expand_value_data): Add dummy field.
1923 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1925 (cselib_dummy_expand_value_rtx_cb): New function.
1926 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1928 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1929 * var-tracking.c: Include pointer-set.h.
1930 (variable): Change n_var_parts to char from int. Add
1931 cur_loc_changed and in_changed_variables fields.
1932 (variable_canonicalize): Remove.
1933 (shared_var_p): New inline function.
1934 (unshare_variable): Maintain cur_loc_changed and
1935 in_changed_variables fields. If var was in changed_variables,
1936 replace it there with new_var. Just copy cur_loc instead of
1937 resetting it to something else.
1938 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1939 (dataflow_set_union): Don't call variable_canonicalize.
1940 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1941 of their DEBUG_EXPR_TREE_DECLs.
1942 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1943 and in_changed_variables and cur_loc_changed is false.
1944 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1945 and cur_loc_changed. Don't update cur_loc here.
1946 (variable_merge_over_src): Don't call variable_canonicalize.
1947 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1948 removing loc that is equal to cur_loc, clear cur_loc,
1949 set cur_loc_changed and ensure variable_was_changed is called.
1950 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1951 compare pointers in cur_loc check, if it is equal to loc,
1952 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1953 (variable_different_p): Remove compare_current_location argument,
1954 don't compare cur_loc.
1955 (dataflow_set_different_1): Adjust variable_different_p caller.
1956 (variable_was_changed): If dv had some var in changed_variables
1957 already, reset in_changed_variables flag for it and propagate
1958 cur_loc_changed over to the new variable. On empty var
1959 always set cur_loc_changed. Set in_changed_variables on whatever
1960 var is added to changed_variables.
1961 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1962 Use shared_var_p. When removing loc that is equal to cur_loc,
1963 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1964 end, don't set it to something else, just call variable_was_changed.
1965 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1966 loc being removed, clear cur_loc and set cur_loc_changed.
1967 Set cur_loc_changed if all locations have been removed.
1968 (struct expand_loc_callback_data): New type.
1969 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1970 allocated. Always create SUBREGs if simplify_subreg failed.
1971 Prefer to use cur_loc, when that fails and still in
1972 changed_variables (and seen first time) recompute it. Set
1973 cur_loc_changed of variables which had to change cur_loc and
1974 compute elcd->cur_loc_changed if any of the subexpressions used
1975 had to change cur_loc.
1976 (vt_expand_loc): Adjust to pass arguments in
1977 expand_loc_callback_data structure.
1978 (vt_expand_loc_dummy): New function.
1979 (emitted_notes): New variable.
1980 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1981 that weren't used for any other decl in current
1982 emit_notes_for_changes call call vt_expand_loc_dummy to update
1983 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1984 first loc_chain location if NULL before. Always use just
1985 cur_loc instead of first loc_chain location. When cur_loc_changed
1986 is false, when not --enable-checking=rtl just don't emit any note.
1987 When rtl checking, compute the note and assert it is the same
1988 as previous note. Clear cur_loc_changed and in_changed_variables
1989 at the end before removing from changed_variables.
1990 (check_changed_vars_3): New function.
1991 (emit_notes_for_changes): Traverse changed_vars to call
1992 check_changed_vars_3 on each changed var.
1993 (emit_notes_for_differences_1): Clear cur_loc_changed and
1994 in_changed_variables. Recompute cur_loc of new_var.
1995 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1996 (vt_emit_notes): Initialize and destroy emitted_notes.
1998 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2000 PR rtl-optimization/42220
2001 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2002 Use verify_reg_tracked to determine if we should use OP_OUT rather
2004 (build_def_use): If we see an in-out operand for a register that we
2005 know nothing about, treat is an output if possible, fail the block if
2008 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2011 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2014 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2017 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2018 uses of relevant DEFs that are dead outside the loop too.
2020 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2022 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2024 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2026 * var-tracking.c (values_to_unmark): New variable.
2027 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2028 values_to_unmark vector. Moved body to...
2029 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2030 instead queue it into values_to_unmark vector.
2031 (vt_find_locations): Free values_to_unmark vector.
2033 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2035 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2036 (site.exp): Export them when plugins are enabled.
2038 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2041 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2043 (chrec_fold_multiply): Same.
2045 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2048 * c-decl.c (build_compound_literal): Return early if init is
2051 2010-03-04 Martin Jambor <mjambor@suse.cz>
2053 PR tree-optimization/43164
2054 PR tree-optimization/43191
2055 * tree-sra.c (type_consists_of_records_p): Reject records with
2056 zero-size bit-fields at the end.
2058 2010-03-04 Mike Stump <mikestump@comcast.net>
2060 * Makefile.in (TAGS): Remove *.y.
2062 2010-03-04 Richard Guenther <rguenther@suse.de>
2064 PR tree-optimization/40761
2065 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2067 (my_rev_post_order_compute): New function.
2068 (init_pre): Call it.
2070 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2073 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2074 decrease the cost of an IV candidate when the cost is infinite.
2076 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2078 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2079 Use '3DNow!' for the extension of that name, ensure normal space
2081 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2083 2010-03-03 Jeff Law <law@redhat.com>
2085 * PR middle-end/32693
2086 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2087 than gen_rtx_SUBREG.
2088 (extract_bit_field_1): Likewise.
2090 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2092 * doc/sourcebuild.texi (Test directives): Document that arguments
2093 include-opts and exclude-opts are now optional for dg-skip-if,
2094 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2096 2010-03-03 Jason Merrill <jason@redhat.com>
2099 * cgraph.h (varpool_node): Add extra_name field.
2100 * varpool.c (varpool_extra_name_alias): New.
2101 (varpool_assemble_decl): Emit extra name aliases.
2102 (varpool_mark_needed_node): Look past an extra name alias.
2103 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2104 * lto-streamer-in.c (lto_input_tree): Read it.
2105 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2107 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2109 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2110 (sparc*-*-solaris2*): ...this.
2112 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2115 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2116 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2117 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2118 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2121 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2122 fallthrough to default handling, just with want_address 0 instead of 2.
2123 For single element lists, add_AT_loc directly, otherwise create an
2124 artificial variable DIE and stick location list to it.
2127 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2128 (VAL_EXPR_HAS_REVERSE): Define.
2129 (reverse_op): New function.
2130 (add_stores): For reversible operations add an extra MO_VAL_USE.
2132 2010-03-02 Jason Merrill <jason@redhat.com>
2134 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2136 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2138 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2139 (sparc64-*-linux*): Likewise.
2140 (sparc64-*-solaris2*): Include assembler files before linker ones.
2141 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2142 * config/sparc/gas.h: Delete.
2143 * config/sparc/sol2-64.h: Add copyright notice.
2144 * config/sparc/sol2-gas-bi.h: Likewise.
2145 * config/sparc/sol2-gld.h: Likewise.
2146 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2147 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2148 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2149 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2150 (sparc_elf_asm_named_section): Rename into...
2151 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2153 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2155 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2157 2010-03-02 Jeff Law <law@redhat.com>
2160 * reload1.c (rtx_p, substitute_stack): Declare.
2161 (substitute): Record addresses of changed rtxs.
2162 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2163 Restore the original rtx when complete.
2164 (reload): Free subsitute_stack when complete.
2166 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2168 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2169 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2171 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2172 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2173 Torture Tests): Change from subsection to section.
2175 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2176 Steven Bosscher <steven@gcc.gnu.org>
2178 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2181 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2184 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2185 the assignment from the new induction variable to the assignment
2186 of the value from the original loop PHI function.
2188 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2189 Daniel Jacobowitz <dan@codesourcery.com>
2191 * doc/sourcebuild.texi (Test directives): Clarify options to
2194 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2196 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2197 Disable cfi directives unless GCC and gas agree on using read-only
2198 .eh_frame sections for 64-bit.
2199 * configure: Regenerate.
2201 2010-03-01 Richard Guenther <rguenther@suse.de>
2203 PR tree-optimization/43220
2204 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2205 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2207 2010-03-01 Richard Guenther <rguenther@suse.de>
2208 Martin Jambor <mjambor@suse.cz>
2211 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2212 gimplified parameters.
2214 2010-03-01 Christian Bruel <christian.bruel@st.com>
2216 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2218 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2220 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2222 2010-03-01 Richard Guenther <rguenther@suse.de>
2225 * expr.c (expand_assignment): Use the alias-oracle to tell
2226 if the rhs aliases the result decl.
2228 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2231 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2232 to sol_gt_pch_get_address.
2233 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2234 64-bit, SPARC and x86.
2235 (sol_gt_pch_get_address): New function.
2237 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2239 * toplev.h (inform_n, error_n): Declare.
2240 * diagnostic.c (inform_n, error_n): New function.
2242 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2244 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2245 has no rtl yet when processing local_decls, queue it and recheck
2246 if deferred stack allocation hasn't assigned it rtl.
2248 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2250 * config/sh/sh.c (unspec_bbr_uid): New.
2251 (gen_block_redirect): Use it instead of INSN_UID.
2252 (gen_far_branch): Likewise.
2254 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2257 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2259 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2261 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2262 (Warning Options): -Wno-conversion-null is valid for
2263 Objective-C++ as well.
2264 * doc/tm.texi (Named Address Spaces): Likewise.
2265 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2266 * doc/tree-ssa.texi (Tree SSA): Likewise.
2268 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2271 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2272 by default. Don't set the default arch for
2273 i[34567]86-*-darwin*|x86_64-*-darwin*.
2275 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2278 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2279 default. Set the default 32bit/64bit archs with $with_arch
2280 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2282 2010-02-27 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/43186
2285 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2286 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2287 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2288 unroller iterations.
2290 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2292 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2293 required and i[34567]86-*-* targets don't support 64bit ISA.
2295 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2298 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2301 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2303 * config.gcc: Set the default arch at least to Prescott for
2304 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2305 if SSE math is enabled.
2307 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2309 * diagnostic.c (diagnostic_initialize): Update.
2310 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2312 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2313 (diagnostic_inhibit_notes): New.
2314 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2316 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2319 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2320 * doc/standards.texi: Likewise.
2321 * doc/extend.texi: Likewise.
2322 * doc/trouble.texi: Likewise.
2323 * doc/cppopts.texi: Likewise.
2324 * doc/install.texi: Likewise.
2325 * c.opt (std=c90,std=gnu90): New options.
2326 * c-opts.c (c_common_handle_option): Handle them.
2328 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2331 * c-decl.c (undeclared_variable): Use an informative note.
2333 2010-02-26 Richard Guenther <rguenther@suse.de>
2335 PR tree-optimization/43186
2336 * gimple.h (gimple_fold): Remove.
2337 * gimple.c (gimple_fold): Remove. Inline into single user ...
2338 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2339 Try harder for conditions.
2341 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2344 * function.c (used_types_insert): Don't skip through named pointer
2345 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2346 and it is different from the main variant's type.
2348 2010-02-26 Nick Clifton <nickc@redhat.com>
2350 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2352 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2354 * config.gcc: Support --with-fpmath=sse for x86.
2356 * config/i386/ssemath.h: New.
2358 * doc/install.texi (--with-fpmath=sse): Documented.
2360 2010-02-26 Richard Guenther <rguenther@suse.de>
2362 PR tree-optimization/43188
2363 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2364 vector types of over-aligned element type.
2366 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2369 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2370 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2372 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2374 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2376 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2378 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2379 * var-tracking.c: Include diagnostic.h.
2380 (debug_dv): New function.
2381 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2384 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2385 (add_value_chain, add_value_chains, remove_value_chain,
2386 remove_value_chains): Handle DEBUG_EXPRs.
2387 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2390 * regcprop.c (struct queued_debug_insn_change): New type.
2391 (struct value_data_entry): Add debug_insn_changes field.
2392 (struct value_data): Add n_debug_insn_changes field.
2393 (debug_insn_changes_pool): New variable.
2394 (free_debug_insn_changes, apply_debug_insn_changes,
2395 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2396 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2397 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2399 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2401 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2402 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2403 changes, call cprop_find_used_regs via note_stores.
2404 (copyprop_hardreg_forward): When copying vd from predecessor
2405 which has any queued DEBUG_INSN changes, make sure the pointers are
2406 cleared. At the end call df_analyze and then if there are any
2407 DEBUG_INSN changes queued at the end of some basic block for still
2408 live registers, apply them.
2409 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2411 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2413 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2416 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2418 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2419 targets. Set the default with_cpu/with_arch from arch/cpu.
2420 Allow x86-64 and native for with_cpu/with_arch.
2422 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2424 * ebitmap.c: Change calls to verify_popcount with calls to
2425 sbitmap_verify_popcount.
2426 (ebitmap_clear_bit): Fixed map->cacheindex test and
2427 map>cache update when bit clearing results in an empty
2430 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2433 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2434 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2435 and support both V2DF and V2DI modes.
2436 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
2437 support both V2DF and V2DI modes.
2438 (general): Delete trailing whitespace from a few patterns.
2440 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2441 V2DF/V2DI interleave high/low builtins.
2443 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
2446 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
2447 interleave high/low functions.
2449 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
2451 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
2452 #pragma extern_prefix.
2454 2010-02-25 Jakub Jelinek <jakub@redhat.com>
2457 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
2458 BLKmode, assert op0 is a MEM and just adjust its mode.
2461 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
2462 if bitpos isn't multiple of mode's bitsize.
2464 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2466 * c.opt (-ftemplate-depth=): New.
2467 (-ftemplate-depth-): Deprecate.
2468 * optc-gen.awk: Handle -ftemplate-depth=.
2469 * opth-gen.awk: Likewise.
2470 * c-opts.c (c_common_handle_option): Likewise.
2471 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
2473 2010-02-24 Jason Merrill <jason@redhat.com>
2475 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
2477 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2479 * cfg.c (alloc_aux_for_block): Remove inline.
2480 (alloc_aux_for_edge): Likewise.
2482 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2484 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
2486 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2488 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
2489 * config/i386/sol2-gas.h: New file.
2490 * config.gcc (i[34567]86-*-solaris2*): Use it.
2492 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2495 * c-typeck.c (ep_convert_and_check): New.
2496 (build_conditional_expr): Use it.
2497 (build_binary_op): Likewise.
2499 2010-02-24 Jakub Jelinek <jakub@redhat.com>
2501 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
2504 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
2505 bounds even for -O+.
2506 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
2507 expr needs to have DECL_NAME set.
2509 2010-02-24 Nick Clifton <nickc@redhat.com>
2511 * config/mep/mep.c: Include gimple.h.
2512 (mep_function_uses_sp): Delete unused function.
2513 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
2514 parameters. Use unsigned integers to count args. Return a
2515 NULL_RTX instead of an error_mark_node. Toidy up formatting.
2517 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2520 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
2521 greater or equal to nelt instead of 2 * nelt.
2522 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
2525 2010-02-23 Jason Merrill <jason@redhat.com>
2528 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
2529 in cfun->local_decls even if they have register types.
2532 * stor-layout.c (place_field): Don't warn about unnecessary
2533 DECL_PACKED if the type is packed.
2535 2010-02-23 Jakub Jelinek <jakub@redhat.com>
2538 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
2539 GOTOFF relocs, even when the base reg isn't pic pointer.
2541 2010-02-23 Michael Matz <matz@suse.de>
2544 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
2545 (expand_gimple_basic_block): Generate and use debug temps if there
2546 are debug uses left after the last real use of TERed ssa names.
2547 Unlink debug immediate uses when they are expanded.
2549 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2552 * config/i386/i386.c (override_options): Reorganise to provide
2553 better error messages.
2555 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2558 * graphite-scop-detection.c (create_single_exit_edge): Move
2559 the call to find_single_exit_edge to....
2560 (create_sese_edges): ...here. Don't handle multiple edges
2561 exiting the function.
2562 (build_graphite_scops): Don't handle multiple edges
2563 exiting the function.
2565 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2568 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
2569 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
2571 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
2574 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
2576 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2579 * c-typeck.c (convert_arguments): Print declaration location.
2580 * c-common.c (validate_nargs): Rename as
2581 builtin_function_validate_nargs.
2582 (check_builtin_function_arguments): Update.
2584 2010-02-22 Richard Guenther <rguenther@suse.de>
2587 * tree-inline.c (declare_return_variable): Use the type of
2588 the call stmt lhs if available.
2590 2010-02-22 Duncan Sands <baldrick@free.fr>
2592 * passes.c (register_pass): Always consider all pass lists when
2593 ref_pass_instance_number is zero.
2595 2010-02-22 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/42749
2598 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
2599 parameter. Do arithmetic in the original type.
2600 (update_accumulator_with_ops): Likewise.
2601 (adjust_accumulator_values): Adjust.
2603 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2605 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
2606 (QI to BLKmode splitter): New splitter.
2608 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
2610 * config/i386/i386.c (initial_ix86_tune_features): Turn on
2611 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
2613 2010-02-22 Richard Guenther <rguenther@suse.de>
2615 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
2617 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
2619 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
2620 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
2621 ($(T)crti.o, $(T)crtn.o): Remove rules.
2623 2010-02-21 Tobias Burnus <burnus@net-b.de>
2626 * doc/invoke.texi (-fassociative-math): Document that this
2627 option is automatically enabled for Fortran.
2629 2010-02-20 David S. Miller <davem@davemloft.net>
2631 * configure.ac: Test if linker and assembler properly support
2632 GOTDATA_OP relocations.
2633 * configure: Rebuild.
2634 * config.in: Likewise.
2635 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
2636 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
2637 (movsi_high_pic): Likewise.
2638 (movdi_lo_sum_pic): Likewise.
2639 (movdi_high_pic): Likewise.
2640 (movsi_pic_gotdata_op): New pattern.
2641 (movdi_pic_gotdata_op): Likewise.
2642 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
2643 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
2645 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
2648 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
2649 attribute to ssemul.
2650 (xop_mulv2div2di3_high): Ditto.
2652 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2655 * c.opt (Wconversion-null): New option.
2656 * doc/invoke.texi (Wconversion-null): Document.
2658 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
2660 * common.opt (Wlarger-than-): Add Undocumented.
2662 2010-02-19 Mike Stump <mikestump@comcast.net>
2664 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
2666 2010-02-19 Jason Merrill <jason@redhat.com>
2669 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
2670 * configure: Likewise.
2672 2010-02-20 Alan Modra <amodra@gmail.com>
2675 * cgraph.h (cgraph_make_decl_local): Declare.
2676 * cgraph.c (cgraph_make_decl_local): New function.
2677 (cgraph_make_node_local): Use it.
2678 * cgraphunit.c (cgraph_function_versioning): Likewise.
2679 * ipa.c (function_and_variable_visibility): Likewise.
2681 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2684 * except.c (sjlj_emit_function_enter): Don't call
2685 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
2687 * rtl.h (add_reg_br_prob_note): Remove prototype.
2689 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2692 * c-common.c (conversion_warning): Remove widening conversions
2693 before checking the conversion of integers to reals.
2695 2010-02-19 Mike Stump <mikestump@comcast.net>
2698 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
2701 * cgraphunit.c (process_function_and_variable_attributes): Check
2702 DECL_PRESERVE_P instead of looking up attribute "used".
2703 * ipa-pure-const.c (check_decl): Likewise.
2704 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
2705 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
2706 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
2707 instead of attribute "used".
2708 * config/sol2-c.c (solaris_pragma_init): Likewise.
2709 (solaris_pragma_fini): Likewise.
2711 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2713 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
2714 Use XCNEW instead of xcalloc.
2715 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
2716 XNEW instead of xmalloc.
2717 (get_fields): Use XNEWVEC instead of xmalloc.
2720 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
2721 populate vars array.
2722 (create_new_general_access): For debug stmts just reset value.
2723 (get_stmt_accesses): For accesses within debug stmts just record them
2724 using add_access_to_acc_sites instead of preventing the peeling or
2725 counting them as accesses.
2728 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
2730 2010-02-19 Richard Guenther <rguenther@suse.de>
2732 PR tree-optimization/42916
2733 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
2736 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
2738 * configure.ac: Replace all uses of changequote in macro arguments
2739 with proper quoting.
2741 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2744 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
2746 2010-02-19 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/42944
2749 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
2750 test for aliasing with errno.
2752 2010-02-19 Jakub Jelinek <jakub@redhat.com>
2755 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
2756 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2757 * dojump.c: Include output.h.
2758 (inv): New inline function.
2759 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2760 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2761 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2762 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2763 argument, pass it down to other calls.
2764 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2765 add REG_BR_PROB note to the conditional jump.
2766 * cfgexpand.c (add_reg_br_prob_note): Removed.
2767 (expand_gimple_cond): Don't call it, add the probability
2768 as last argument to jumpif_1/jumpifnot_1.
2769 * Makefile.in (dojump.o): Depend on output.h.
2770 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2772 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2773 * stmt.c (do_jump_if_equal): Likewise.
2774 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2775 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2776 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2778 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2779 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2780 jumpifnot_1 callers.
2781 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2783 (store_expr): Adjust jumpifnot caller.
2784 (store_constructor): Adjust jumpif caller.
2787 * gimplify.c (gimple_boolify): For __builtin_expect call
2788 gimple_boolify also on its first argument.
2790 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2792 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2794 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2795 * configure: Regenerated.
2797 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2799 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2800 lang_hooks.types_compatible_p instead of comptypes.
2802 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2804 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2805 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2806 if __prefer_thumb__ is defined.
2808 2010-02-18 Martin Jambor <mjambor@suse.cz>
2810 PR tree-optimization/43066
2811 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2812 array with zero-sized element type.
2814 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2816 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2817 rtx, allocate struct var_loc_node here and return it to the
2818 caller, and only if it is actually needed.
2819 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2820 move it earlier and return immediately if it returns NULL.
2822 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2824 * config/sparc/gas.h: New file. Restore
2825 TARGET_ASM_NAMED_SECTION to its ELF default.
2826 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2828 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2829 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2830 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2831 after sparc/sysv4.h.
2833 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2835 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2837 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2839 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2840 patterns from predicated pattern.
2842 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2845 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2846 for insn mnemonic suffix.
2848 2010-02-17 Richard Guenther <rguenther@suse.de>
2850 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2853 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2856 * caller-save.c (save_call_clobbered_regs): If BB ends with
2857 a DEBUG_INSN, move any notes in between last real insn and the last
2858 DEBUG_INSN after the last DEBUG_INSN.
2860 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2862 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2863 Fix return type. Fix argument type. Explain meaning of return value.
2865 2010-02-16 Richard Guenther <rguenther@suse.de>
2867 PR tree-optimization/41043
2868 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2869 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2871 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2873 2010-02-16 Ira Rosen <irar@il.ibm.com>
2875 PR tree-optimization/43074
2876 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2877 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2878 vectorizable cycles in hybrid SLP check.
2879 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2881 2010-02-16 Richard Guenther <rguenther@suse.de>
2883 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2884 (true_dependence): If memrefs_conflict_p computes must-alias
2885 trust it. Move TBAA check after offset-based disambiguation.
2886 (canon_true_dependence): Likewise.
2888 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2890 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2891 * doc/invoke.texi: Document it.
2892 * var-tracking.c: Include toplev.h and params.h.
2893 (vt_find_locations): Return bool indicating success. Compute
2894 hash sizes unconditionally. Check new parameter, report.
2895 (variable_tracking_main_1): Check vt_find_locations results and
2896 retry. Renamed from...
2897 (variable_tracking_main): ... this. New wrapper to preserve
2898 flag_var_tracking_assignments.
2899 * Makefile.in (var-tracking.o): Adjust dependencies.
2901 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2902 Jakub Jelinek <jakub@redhat.com>
2905 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2906 if weak_import attribute is present.
2907 * config/darwin.c (machopic_select_section): Likewise.
2909 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2911 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2912 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2913 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2914 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2916 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2918 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2921 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2922 Rewrite text to refer to the names.
2924 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2926 * config/i386/i386-builtin-types.def
2927 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2928 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2929 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2930 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2931 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2932 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2933 IX86_BUILTIN_VPERMIL2PS256.
2934 (MULTI_ARG_4_DF2_DI_I): Defined.
2935 (MULTI_ARG_4_DF2_DI_I1): Defined.
2936 (MULTI_ARG_4_SF2_SI_I): Defined.
2937 (MULTI_ARG_4_SF2_SI_I1): Defined.
2938 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2939 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2940 __builtin_ia32_vpermil2ps256.
2941 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2942 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2943 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2944 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2945 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2946 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2947 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2948 CODE_FOR_xop_vpermil2v8sf3.
2949 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2950 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2951 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2952 (_mm256_permute2_pd): New.
2953 (_mm_permute2_ps): New.
2954 (_mm256_permute2_ps): New.
2956 2010-02-15 Nick Clifton <nickc@redhat.com>
2958 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2959 boolean parameters. Use emit_jump_insn when emitting a pop
2960 instruction containing a return insn.
2961 (push): Use 'true' rather than '1' as second parameter to F.
2962 (h8300_expand_prologue): Likewise.
2963 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2964 (h8300_expand_epilogue): Likewise.
2966 2010-02-15 Richard Guenther <rguenther@suse.de>
2969 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2972 2010-02-15 Nick Clifton <nickc@redhat.com>
2974 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2977 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2979 * intl.c (fake_ngettext): New function.
2980 * intl.h (fake_ngettext): Declare.
2981 (ngettext): Define macro.
2982 * collect2.c (notice_translated): New function.
2983 (main): Use notice_translated and ngettext.
2984 * collect2.h (notice_translated): Declare.
2986 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2988 * reorg.c (delete_computation): Comment fixes.
2989 * caller-save.c (setup_save_areas): Idem.
2990 * sel-sched-dump.c (dump_lv_set): Idem.
2993 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2995 * config/s390/s390.c (s390_sched_init): New function.
2996 (TARGET_SCHED_INIT): Target hook defined.
2998 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2999 Jack Howarth <howarth@bromo.med.uc.edu>
3000 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3003 Partial revert of unintended change in fix for PR41605.
3004 * config/darwin.h: Fix typo.
3005 * config/darwin9.h: Same.
3007 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3009 * c-pch.c (pch_init): Clear v.
3011 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3014 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3015 graphite_can_represent_init for MULT_EXPR.
3017 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3021 * graphite-sese-to-poly.c (remove_phi): New.
3022 (translate_scalar_reduction_to_array): Call remove_phi.
3024 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3027 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3028 * graphite-clast-to-gimple.h (gloog): Update declaration.
3029 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3030 * graphite-poly.h (struct poly_bb): Add missing comments.
3031 (struct scop): Add poly_scop_p field.
3033 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3034 * graphite.c (graphite_transform_loops): Build the polyhedral
3035 representation for each scop before code generation.
3036 * sese.c (rename_variables_in_operand): Removed.
3037 (rename_variables_in_expr): Return the renamed expression.
3038 (rename_sese_parameters): New.
3039 * sese.h (rename_sese_parameters): Declared.
3041 2010-02-11 Richard Guenther <rguenther@suse.de>
3043 PR tree-optimization/42998
3044 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3045 POINTER_PLUS_EXPR properly.
3047 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3048 Changpeng Fang <changpeng.fang@amd.com>
3051 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3052 the cost of an IV candidate when the IV is used in a test against zero.
3054 * gcc.dg/tree-ssa/ivopts-3.c: New.
3056 2010-02-11 Richard Guenther <rguenther@suse.de>
3059 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3060 pointer-vs-decl case by swapping refs. Handle some cases
3061 of pointer-vs-decl disambiguations more conservatively.
3062 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3063 to false after expanding.
3065 2010-02-11 Richard Guenther <rguenther@suse.de>
3068 * gcc.c (process_command): Handle LTO file@offset case more
3071 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3073 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3074 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3076 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3078 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3079 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3080 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3081 Optimize eq/ne comparisons when both arguments are known to be
3083 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3084 Don't mask operands unnecessarily if they are known to be already
3087 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3089 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3092 2010-02-10 Richard Guenther <rguenther@suse.de>
3094 PR tree-optimization/43017
3095 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3096 for wrapping signed arithmetic.
3098 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3101 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3102 if no debug info should be emitted for it.
3104 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3106 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3107 note when flag_exceptions is set.
3109 2010-02-10 Duncan Sands <baldrick@free.fr>
3111 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3113 2010-02-10 Richard Guenther <rguenther@suse.de>
3116 * tree.c (get_unwidened): Handle constants.
3117 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3119 2010-02-10 Martin Jambor <mjambor@suse.cz>
3122 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3123 check for variable argument counts independently.
3125 2010-02-10 Christian Bruel <christian.bruel@st.com>
3128 * config/sh/sh.c (find_barrier): Increase length for non delayed
3129 conditional branches.
3131 2010-02-10 Christian Bruel <christian.bruel@st.com>
3133 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3135 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3137 * builtins.c (set_builtin_user_assembler_name): Also handle
3138 ffs if int is smaller than word.
3140 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3143 * ira-conflicts.c (get_dup): Remove.
3144 (process_reg_shuffles): Add new parameter. Use it as an
3145 additional guard for copy generation.
3146 (add_insn_allocno_copies): Rewrite.
3148 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3150 * common.opt (fsched2-use-traces): Preserved for backward
3152 * doc/invoke.texi: Remove the documentation about option
3153 -fsched2-use-traces.
3154 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3155 flag_sched2_use_traces.
3156 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3157 the backward compatibility flag section.
3159 2010-02-09 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/43008
3162 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3163 make HEAP variables initialized from global memory if they
3164 are not known builtin functions.
3165 (find_func_aliases): Adjust.
3167 2010-02-09 Richard Guenther <rguenther@suse.de>
3169 PR tree-optimization/43000
3170 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3171 arithmetic manually.
3173 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3175 PR tree-optimization/42931
3176 * tree-loop-linear.c (try_interchange_loops): Don't call
3177 double_int_mul if estimated_loop_iterations failed.
3179 2010-02-08 Martin Jambor <mjambor@suse.cz>
3182 * tree-sra.c (build_accesses_from_assign): Do not mark in
3183 should_scalarize_away_bitmap if stmt has volatile ops.
3184 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3187 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3189 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3191 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3193 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3196 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3199 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3201 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3204 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3205 to unknown_dependence.
3206 (graphite_legal_transform_dr): Handle the unknown_dependence.
3207 (graphite_carried_dependence_level_k): Same.
3209 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3211 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3213 2010-02-07 Richard Guenther <rguenther@suse.de>
3216 * expr.c (get_inner_reference): Always initialize *pbitsize.
3218 2010-02-07 Richard Guenther <rguenther@suse.de>
3221 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3222 new ARRAY_REFs on variable size element or minimal index arrays.
3224 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3225 gimple_fold_indirect_ref.
3227 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3230 * arm.c (arm_override_options): Just return if the user has specified
3231 an invalid fpu name.
3233 2010-02-03 Jason Merrill <jason@redhat.com>
3236 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3237 i386_pe_maybe_record_exported_symbol.
3239 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3242 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3243 (pa_delegitimize_address): New function.
3245 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3247 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3248 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3250 2010-02-05 Richard Guenther <rguenther@suse.de>
3253 * lto-streamer-in.c (get_resolution): Deal with references
3254 to undefined functions.
3256 2010-02-05 Richard Guenther <rguenther@suse.de>
3258 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3259 (fold_const_aggregate_ref): Likewise.
3260 (ccp_fold_stmt): Substitute loads.
3261 (maybe_fold_reference): Verify types before substituting.
3263 (fold_gimple_assign): Unshare properly.
3264 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3266 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3268 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3269 for rs6000_gen_cell_microcode.
3271 2010-02-04 Richard Guenther <rguenther@suse.de>
3273 PR rtl-optimization/42952
3274 * dse.c (const_or_frame_p): Remove MEM handling.
3276 2010-02-04 Nick Clifton <nickc@redhat.com>
3278 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3279 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3280 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3281 (mn10300_asm_output_mi_thunk): New function.
3282 (mn10300_can_output_mu_thunk): New function.
3283 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3284 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3285 (FUNCTION_ARG): Delete incorrect comment.
3287 2010-02-03 Jason Merrill <jason@redhat.com>
3290 * fold-const.c (operand_equal_p): Handle erroneous types.
3292 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3294 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3296 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3298 PR rtl-optimization/42941
3299 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3302 2010-02-03 Jason Merrill <jason@redhat.com>
3305 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3307 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3310 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3311 (cselib_reset_table): Renamed from...
3312 (cselib_reset_table_with_next_value): ... this.
3313 (cselib_get_next_uid): Renamed from...
3314 (cselib_get_next_unknown_value): ... this.
3315 * cselib.c (next_uid): Renamed from...
3316 (next_unknown_value): ... this.
3317 (cselib_clear_table): Adjust.
3318 (cselib_reset_table): Adjust. Renamed from...
3319 (cselib_reset_table_with_next_value): ... this.
3320 (cselib_get_next_uid): Adjust. Renamed from...
3321 (cselib_get_next_unknown_value): ... this.
3322 (get_value_hash): Use hash.
3323 (cselib_hash_rtx): Likewise.
3324 (new_cselib_val): Adjust. Set and dump uid.
3325 (cselib_lookup_mem): Pass next_uid as hash.
3326 (cselib_subst_to_values): Likewise.
3327 (cselib_log_lookup): Dump uid.
3328 (cselib_lookup): Pass next_uid as hash. Adjust.
3329 (cselib_process_insn): Adjust.
3330 (cselib_init): Initialize next_uid.
3331 (cselib_finish): Adjust.
3332 (dump_cselib_table): Likewise.
3333 * dse.c (canon_address): Dump value uid.
3334 * print-rtl.c (print_rtx): Print value uid.
3335 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3337 (dv_uid): New function, sort of renamed from...
3338 (dv_htab_hash): ... this, reimplemented in terms of it and...
3339 (dv_uid2hash): ... this. New.
3340 (variable_htab_eq): Drop excess assertions.
3341 (tie_break_pointers): Removed.
3342 (canon_value_cmp): Compare uids.
3343 (variable_post_merge_New_vals): Print uids.
3344 (vt_add_function_parameters): Adjust.
3345 (vt_initialize): Reset table. Adjust.
3347 2010-02-03 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/42944
3350 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3351 (call_may_clobber_ref_p_1): Likewise. Properly handle
3352 malloc and calloc clobbering errno.
3354 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3356 * doc/invoke.texi: Fix name of sched1 dump.
3358 * opts.c (decode_options): Set flag_tree_switch_conversion
3359 only conditionally on optimize >= 2.
3361 * gcse.c: Assorted comment fixes in pass description.
3363 2010-02-03 Anthony Green <green@moxielogic.com>
3365 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3366 nop padding in order to maintain alignment of storage location of
3367 target function address.
3368 (moxie_trampoline_init): Store target function address at newly
3370 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3372 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3374 2010-02-03 Richard Guenther <rguenther@suse.de>
3377 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3379 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3381 * config.gcc: Reenable check for obsolete targets.
3382 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3383 mips-sgi-irix6.[0-4]*.
3385 2010-02-02 Nick Clifton <nickc@redhat.com>
3387 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3388 constant size of 4 as being the same as 0.
3389 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3390 can take values in the range 0..4.
3392 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3395 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3396 as _darwin10_Unwind_FindEnclosingFunction().
3397 * libgcc-libsystem.ver: New.
3399 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3402 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3403 implicitly set registers.
3405 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3407 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3408 (arm_override_options): Allow automatic selection of the thread
3409 pointer register if thumb2.
3410 (legitimize_pic_address): Improve code sequences for Thumb2.
3411 (arm_call_tls_get_addr): Likewise.
3412 (legitimize_tls_address): Likewise.
3413 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3414 (pic_load_addr_32bit): ... this. New named pattern.
3415 * thumb2.md (pic_load_addr_thumb2): Delete.
3416 (pic_load_dot_plus_four): Delete.
3417 (tls_load_dot_plus_four): New named pattern.
3419 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3422 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3423 Document fix for TLS bug.
3425 2010-01-31 Richard Guenther <rguenther@suse.de>
3427 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3428 conservatively correct.
3430 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3434 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3436 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3438 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3440 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
3442 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
3444 * config.gcc: Adjust order of makefile fragments for mingw targets.
3446 2010-01-31 Richard Guenther <rguenther@suse.de>
3449 * gimplify.c (gimplify_init_constructor): For volatile LHS
3450 initialize a temporary.
3452 2010-01-31 Matthias Klose <doko@ubuntu.com>
3454 * configure.ac: Fix __stack_chk_fail check for cross builds configured
3456 * configure: Regenerate.
3458 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3460 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3461 the same alias set and their sizes different constantness.
3462 (aliasing_component_refs_p): Revert 2009-10-24 change.
3464 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3466 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
3469 2010-01-29 Richard Guenther <rguenther@suse.de>
3471 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
3472 Assert we successfully updated the call.
3474 2010-01-29 Jakub Jelinek <jakub@redhat.com>
3476 PR rtl-optimization/42889
3477 * df.h (df_set_bb_dirty_nonlr): New prototype.
3478 * df-core.c (df_set_bb_dirty_nonlr): New function.
3479 * df-scan.c (df_insn_rescan): Call it instead of
3480 df_set_bb_dirty for DEBUG_INSNs.
3482 2010-01-29 Richard Guenther <rguenther@suse.de>
3485 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
3486 quadratic behavior in most cases.
3488 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
3491 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
3492 in the call to gen_x86_movsicc_0_m1.
3494 2010-01-28 Richard Guenther <rguenther@suse.de>
3496 PR tree-optimization/42871
3497 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
3499 2010-01-28 Richard Guenther <rguenther@suse.de>
3501 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
3502 into call arguments.
3504 2010-01-28 Richard Guenther <rguenther@suse.de>
3507 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
3508 the forwarder if the destination is an EH landing pad.
3510 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
3512 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
3513 block list passed to gimple_duplicate_sese_tail.
3514 (parallelize_loops): Avoid parallelization when the function
3516 Avoid parallelization when the preheader is IRREDUCIBLE.
3517 Try to optimize when estimated_loop_iterations_int is unresolved.
3518 Add the loop's location to the dump file.
3519 * tree-cfg.c (add_phi_args_after_redirect): Remove.
3520 (gimple_duplicate_sese_tail): Remove the check for the latch.
3521 Redirect nexits to the exit block.
3522 Remove handling of the incoming edges to the latch.
3523 Redirect the backedge from the copied latch to the exit bb.
3525 2010-01-28 Michael Matz <matz@suse.de>
3528 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
3529 Wrap force_reg into a sequence, emit it before user.
3531 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
3533 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
3535 (arm_legacy_rev): Likewise.
3536 (thumb_legacy_rev): Likewise.
3538 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3540 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
3541 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
3542 on MEM's address failed, try avoid_constant_pool_reference and
3543 recurse if it returned something different.
3544 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
3545 address, try avoid_constant_pool_reference and recurse if it
3546 returned something different.
3547 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
3548 address and avoid_constant_pool_reference returned something
3549 different, don't set have_address.
3551 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
3554 * var-tracking.c (val_store): Add modified argument, obey it.
3556 (count_uses): Move down logging of main.
3557 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
3558 don't need resolution.
3559 (emit_notes_in_bb): Likewise.
3561 2010-01-27 Richard Guenther <rguenther@suse.de>
3564 * tree-inline.c (remap_decl): Delay remapping of SSA name
3565 default definitions until we need them.
3567 2010-01-27 Jakub Jelinek <jakub@redhat.com>
3569 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3570 (rs6000_delegitimize_address): New function.
3572 * config/s390/s390.c (s390_delegitimize_address): Call
3573 delegitimize_mem_from_attrs.
3576 * tree-inline.c (cannot_copy_type_1): Removed.
3577 (copy_forbidden): Don't forbid copying of functions containing
3578 records/unions with variable length fields.
3580 2010-01-27 Christian Bruel <christian.bruel@st.com>
3584 * config/sh/sh.c (find_barrier): Increase length for non delayed
3585 conditional branches.
3587 2010-01-27 Matthias Klose <doko@ubuntu.com>
3589 * configure.ac (gnu-unique-object): Fix ldd version check.
3590 * configure: Regenerate.
3592 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3594 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
3596 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
3597 Test for HAVE_GNU_AS value.
3599 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3601 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
3602 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
3603 INT64_TYPE): Define.
3604 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
3605 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3606 INT_LEAST64_TYPE): Define.
3607 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
3608 UINT_LEAST64_TYPE): Define.
3609 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
3610 INT_FAST64_TYPE): Define.
3611 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3612 UINT_FAST64_TYPE): Define.
3613 (INTMAX_TYPE, UINTMAX_TYPE): Define.
3614 (INTPTR_TYPE, UINTPTR_TYPE): Define.
3615 (SIG_ATOMIC_TYPE): Define.
3617 2010-01-26 Richard Guenther <rguenther@suse.de>
3619 * df-scan.c (df_scan_set_bb_info): Remove assert.
3620 (df_insn_rescan_debug_internal): Merge asserts.
3621 (df_install_ref): Likewise.
3622 (df_mark_reg): Use bitmap_set_range.
3623 (df_hard_reg_used_p): Remove assert.
3624 (df_hard_reg_used_count): Likewise.
3626 2010-01-26 Richard Guenther <rguenther@suse.de>
3628 PR rtl-optimization/42685
3629 * web.c (web_main): Ignore DEBUG_INSNs.
3631 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
3633 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
3635 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
3636 Fix types of fndecl and arglist parameters.
3638 2010-01-26 Richard Guenther <rguenther@suse.de>
3641 * tree-eh.c (unsplit_eh): Skip debug insns.
3643 2010-01-26 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/42250
3646 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
3648 2010-01-26 Jakub Jelinek <jakub@redhat.com>
3651 * omp-low.c (expand_omp_sections): Only use single_pred if
3652 l2_bb is single_pred_p.
3654 2010-01-25 Christian Bruel <christian.bruel@st.com>
3657 * config/sh/sh.c (find_barrier): Increase length for non delayed
3658 conditional branches.
3659 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
3661 2010-01-24 David S. Miller <davem@davemloft.net>
3663 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
3664 define if not using GAS.
3665 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3666 Likewise. Delete SECTION_MERGE code, which is only applicable
3669 2010-01-24 Mark Mitchell <mark@codesourcery.com>
3672 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
3673 mangling of va_list in system headers.
3675 2010-01-23 Toon Moene <toon@moene.org>
3677 * tree-predcom.c (combine_chains): Return NULL, not false.
3679 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
3681 * tree-loop-distribution.c (distribute_loop): Fix declaration and
3682 initialization of variable res to agree with return type.
3684 2010-01-22 Steve Ellcey <sje@cup.hp.com>
3686 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
3687 * tree-sra.c: Add include of expr.h.
3689 2010-01-22 Jakub Jelinek <jakub@redhat.com>
3691 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
3692 insert the debug stmt on the single non-EH edge from the stmt.
3694 2010-01-22 Richard Henderson <rth@redhat.com>
3697 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
3698 the RHS until after generate_subtree_copies has insertted its
3699 code before the current statement.
3701 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
3703 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
3705 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
3707 2010-01-21 Martin Jambor <mjambor@suse.cz>
3709 PR tree-optimization/42585
3710 * tree-sra.c (struct access): New field grp_total_scalarization.
3711 (dump_access): Dump the new field.
3712 (should_scalarize_away_bitmap): New variable.
3713 (cannot_scalarize_away_bitmap): Likewise.
3714 (sra_initialize): Allocate new bitmaps.
3715 (sra_deinitialize): Free new bitmaps.
3716 (create_access_1): New function.
3717 (create_access): Parts moved to create_access_1.
3718 (type_consists_of_records_p): New function.
3719 (completely_scalarize_record): Likewise.
3720 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
3721 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
3722 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
3724 (analyze_all_variable_accesses): Completely scalarize small eligible
3727 2010-01-21 Martin Jambor <mjambor@suse.cz>
3729 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
3731 2010-01-21 Andrew Haley <aph@redhat.com>
3733 * gcc.c (process_command): Move lang_specific_driver before
3734 setting cc_libexec_prefix.
3736 2010-01-21 Richard Guenther <rguenther@suse.de>
3739 * fold-const.c (negate_expr_p): Pretend only negative
3740 real constants are easily negatable.
3742 2010-01-20 Janis Johnson <janis187@us.ibm.com>
3743 Jason Merrill <jason@redhat.com>
3745 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
3746 (TYPE_TRANSPARENT_AGGR): this, for union and record.
3747 * calls.c (initialize argument_information): Handle it.
3748 * c-common.c (handle_transparent_union_attribute): Use new name.
3749 * c-decl.c (finish_struct): Ditto.
3750 * c-typeck.c (type_lists_compatible_p): Ditto.
3751 (convert_for_assignment): Use new name and also handle record.
3752 * function.c (aggregate_value_p): Handle it.
3753 (pass_by_reference): Ditto.
3754 (assign_parm_data_types): Ditto.
3755 * print-tree.c (print_node): Ditto.
3756 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3757 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3758 * tree.c (first_field): New fn.
3760 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3763 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3764 even when linking statically, for now.
3766 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3769 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3770 without a cselib val.
3771 (count_uses): Accept MO_VAL_SET with no val on stores.
3772 (add_stores): Likewise.
3774 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3776 * var-tracking.c (check_value_val): Add a compile time assertion.
3777 (dv_is_decl_p): Simplify.
3778 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3779 gcc_assert if ENABLE_CHECKING.
3781 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3784 * var-tracking.c: Include tree-flow.h.
3785 (mem_dies_at_call): New.
3786 (dataflow_set_preserve_mem_locs): Use it.
3787 (dataflow_set_remove_mem_locs): Likewise.
3788 (dump_var): Renamed from dump_variable. Adjust all callers.
3789 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3790 * Makefile.in (var-tracking.o): Adjust deps.
3792 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3794 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3796 2010-01-20 Richard Guenther <rguenther@suse.de>
3798 PR tree-optimization/42717
3799 * tree-ssa-dce.c (get_live_post_dom): Remove.
3800 (forward_edge_to_pdom): Take an arbitrary edge to copy
3801 degenerate PHI args from.
3802 (remove_dead_stmt): Use the first post-dominator even if it
3803 does not contain live statements as redirection destination.
3805 2010-01-20 Richard Guenther <rguenther@suse.de>
3807 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3809 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3811 * sel-sched.c (create_speculation_check): Remove set but not used
3813 (try_transformation_cache): Remove set but not used variable ds.
3814 (calculate_privileged_insns): Remove set but not used variables
3815 cur_insn and min_spec_insn.
3816 (find_best_expr): Remove set but not used variable avail_n.
3817 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3819 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3821 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3822 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3825 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3828 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3829 cpu types. Add support for *-sse3 cpu types.
3830 (x86_64-*-*): Ditto.
3832 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3835 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3836 argument, call initializer_constant_valid_p_1 instead of
3837 initializer_constant_valid_p, pass CACHE to it, return NULL
3838 immediately if first call returns NULL.
3839 (initializer_constant_valid_p_1): New function.
3840 (initializer_constant_valid_p): Use it.
3842 2010-01-20 Thomas Quinot <quinot@adacore.com>
3844 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3846 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3848 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3849 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3850 (loc_list_from_tree): Don't handle unsigned division. Handle
3851 signed modulo using DW_OP_{over,over,div,mul,minus}.
3852 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3853 modulo instead of signed.
3855 2010-01-20 DJ Delorie <dj@redhat.com>
3857 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3859 (h8300_emit_stack_adjustment): Propogate it.
3861 (h8300_expand_prologue): Likewise.
3862 (h8300_expand_epilogue): Likewise.
3864 2010-01-19 Michael Matz <matz@suse.de>
3866 PR tree-optimization/41783
3867 * tree-data-ref.c (toplevel): Include flags.h.
3868 (dump_data_dependence_relation): Also dump the inputs if the
3869 result will be unknown.
3870 (split_constant_offset_1): Look through some conversions.
3871 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3872 the offset from last element is too large.
3873 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3874 (reassociate_to_the_same_stmt): Handle vector registers.
3875 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3877 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3878 wide_prolog_niters argument, emit widening instructions.
3879 (vect_do_peeling_for_alignment): Adjust caller, use widened
3880 variant of the iteration cound.
3881 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3883 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3886 * config/arm/neon-testgen.m (emit_automatics): New parameter
3887 features. Adjust for Fixed_return_reg feature.
3888 (test_intrinsic): Call emit_automatics with new feature.
3889 * config/arm/neon.ml: Update copyright years.
3890 (features): New Fixed_return_reg feature.
3891 (ops): Update feature for Vget_low.
3893 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3895 PR tree-optimization/42719
3896 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3900 * fwprop.c (all_uses_available_at): Return false if def_set dest
3901 is a REG that is used in def_insn.
3903 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3905 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3907 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3910 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3912 * target.h (struct gcc_target) <secondary_reload>: Change type
3913 of last argument to secondary_reload_info *.
3915 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3918 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3919 memory references with unaligned offsets. Remove CQImode handling.
3920 (unaligned_memory_operand): Return 1 for memory references with
3921 unaligned offsets. Remove CQImode handling.
3923 2010-01-18 Richard Guenther <rguenther@suse.de>
3926 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3929 2010-01-18 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/42781
3932 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3933 restrict processing only if the original variable was artificial.
3935 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3937 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3938 find number of popped argument bytes.
3940 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3941 Fix the text that describes the return value for invalid insns.
3943 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3945 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3946 Clarify what 'cost of the -dependence' is. Fix quoting.
3948 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3949 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3951 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3953 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3954 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3956 2010-01-17 Richard Guenther <rguenther@suse.de>
3959 * function.c (split_complex_args): Take a VEC to modify.
3960 (assign_parms_augmented_arg_list): Build a VEC instead of
3961 a chain of PARM_DECLs.
3962 (assign_parms_unsplit_complex): Take a VEC of arguments.
3963 Do not fixup unmodified parms.
3964 (assign_parms): Deal with the VEC.
3965 (gimplify_parameters): Likewise.
3967 2010-01-17 Richard Guenther <rguenther@suse.de>
3969 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3970 node existence check.
3971 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3972 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3973 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3974 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3975 (gimple_execute_on_growing_pred): Likewise.
3977 2010-01-17 Richard Guenther <rguenther@suse.de>
3979 PR tree-optimization/42773
3980 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3981 (compute_antic_aux): Likewise.
3982 (compute_partial_antic_aux): Likewise.
3984 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3987 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3990 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3992 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3995 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3996 Fix markup for strict argument.
3998 (TARGET_SCHED_REORDER2): Fix argument types.
4000 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4001 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4003 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4004 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4006 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4009 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4010 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4011 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4012 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4013 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4015 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4017 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4019 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4020 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4022 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4024 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4027 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4029 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4030 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4032 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4034 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4036 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4037 referring to it. Fix language.
4039 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4041 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4043 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4045 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4047 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4048 '@var{stream}. Remove stray 'and'.
4050 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4052 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4054 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4056 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4057 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4059 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4060 Fix description of return value.
4061 Rename argument "sz" to "len."
4063 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4064 Clarify meaning of 'true' return value.
4066 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4068 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4069 rep_mode versus mode_rep.
4071 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4073 (TARGET_BUILTIN_DECL): Fix name.
4075 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4077 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4079 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4081 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4083 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4085 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4088 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4089 Rename argument tm_fn to md_fn.
4091 (TARGET_OPTION_PRINT): Fix argument list.
4093 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4096 * config/i386/i386.c (ix86_fixup_binary_operands):
4097 Revert FMA4 fixup of operands.
4099 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4102 * Makefile.in (write_entries_to_file, install-plugin):
4103 Use \012 instead of \n with tr.
4105 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4107 * configure.ac (HAVE_AS_REF): New C macro.
4108 * configure: Regenerate.
4109 * config.in: Likewise.
4110 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4112 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4115 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4117 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4119 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4121 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4123 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4125 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4127 (TARGET_BINDS_LOCAL_P): Fix argument type.
4129 (TARGET_ASM_FILE_END): Use prototype.
4131 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4133 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4135 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4137 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4139 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4140 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4142 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4143 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4145 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4146 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4147 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4148 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4150 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4152 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4154 (TARGET_INIT_BUILTINS): Use prototype.
4156 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4157 Put 'const char *' in braces. Fix parameter types.
4158 (TARGET_INVALID_CONVERSION): Fix parameter types.
4159 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4160 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4162 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4165 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4167 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4169 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4171 * doc/tm.texi (TARGET_HELP): Fix return type.
4173 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4174 in braces. Fix argument types.
4176 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4178 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4180 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4182 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4183 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4185 (TARGET_MANGLE_TYPE): Fix argument types.
4187 (TARGET_IRA_COVER_CLASSES): Use prototype.
4189 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4191 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4193 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4195 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4197 (TARGET_CALLEE_COPIES): Fix argument types.
4199 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4201 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4203 (TARGET_FUNCTION_VALUE): Fix argument types.
4205 (TARGET_RETURN_IN_MSB): Fix argument type.
4207 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4209 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4211 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4213 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4214 agree with return type.
4216 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4218 2010-01-15 Jing Yu <jingyu@google.com>
4220 PR rtl-optimization/42691
4221 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4222 a pseudo to a constant and are merged, and adjust comments.
4224 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4226 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4228 2010-01-15 Richard Guenther <rguenther@suse.de>
4231 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4232 labels of computed or non-local gotos to the destination.
4233 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4234 landing pad label is the first label.
4236 2010-01-15 Richard Guenther <rguenther@suse.de>
4238 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4240 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4243 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4244 to allow generation of the xssqrtdp instruction on power7.
4245 (sqrtdf2_fpr): Ditto.
4247 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4250 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4251 functions with noreturn attribute.
4254 * varasm.c (declare_weak): Add weak attribute to decl if it
4255 doesn't have one already.
4256 (assemble_external): Only add decls to weak_decls if they also
4257 have weak attribute.
4259 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4261 * var-tracking.c (var_reg_delete): Don't delete the association
4262 between REGs and values or one-part variables if the register
4265 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4268 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4269 because its first operand is a non-localized variable.
4271 2010-01-14 Martin Jambor <mjambor@suse.cz>
4273 PR tree-optimization/42706
4274 * tree-sra.c (encountered_recursive_call): New variable.
4275 (encountered_unchangable_recursive_call): Likewise.
4276 (sra_initialize): Initialize both new variables.
4277 (callsite_has_enough_arguments_p): New function.
4278 (scan_function): Call decl and flags check only for IPA-SRA, check
4279 whether there is a recursive call and whether it has enough arguments.
4280 (all_callers_have_enough_arguments_p): New function.
4281 (convert_callers): Look for recursive calls only when
4282 encountered_recursive_call is set.
4283 (ipa_early_sra): Bail out either if
4284 !all_callers_have_enough_arguments_p or
4285 encountered_unchangable_recursive_call.
4287 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4289 * sel-sched.c: Add 2010 to copyright years.
4290 * sel-sched-ir.c: Likewise.
4291 * sel-sched-ir.h: Likewise.
4293 2010-01-14 Martin Jambor <mjambor@suse.cz>
4295 PR tree-optimization/42714
4296 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4297 constructors specially.
4299 2010-01-14 Andi Kleen <ak@linux.intel.com>
4301 * config/i386/drivers-i386.c (detect_caches_intel):
4302 Add l2sizekb parameter and fill in.
4303 (host_detect_local_cpu): Add l2sizekb, fill in.
4304 Add Atom small cache heuristic.
4306 2010-01-14 Andi Kleen <ak@linux.intel.com>
4308 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4309 Add level3 parameter and fill in.
4310 (detect_caches_intel): Handle level3 cache.
4312 2010-01-14 Andi Kleen <ak@linux.intel.com>
4314 * config/i386/drivers-i386.c (host_detect_local_cpu):
4315 Fix core duo detection.
4317 2010-01-14 Andi Kleen <ak@linux.intel.com>
4319 * config/i386/drivers-i386.c (host_detect_local_cpu):
4322 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4324 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4325 (rs6000_variable_issue_1): this. Use...
4326 (rs6000_variable_issue): here. Reimplement. Print debug info.
4328 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4330 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4331 sel_restore_notes. Update all callers. Call reemit_notes
4334 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4336 PR rtl-optimization/42246
4337 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4340 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4342 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4343 all successors is the same as number of successors in current region.
4345 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4347 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4348 to rename is not separable. Otherwise check that its LHS is not NULL.
4350 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4352 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4354 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4356 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4357 available registers when failed to discover LHS register class.
4358 Fix indentation. Update comment.
4360 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4361 Alexander Monakov <amonakov@ispras.ru>
4363 PR rtl-optimization/42389
4364 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4366 (advance_state_on_fence): Likewise.
4367 (sel_target_adjust_priority): Print debug output only when
4368 sched_verbose >= 4, not 2.
4369 (get_expr_cost): Do not issue all unique insns on the next cycle.
4370 (fill_insns): Initialize can_issue_more from the value saved
4372 * sel-sched-ir.c (flist_add): New parameter issue_more.
4373 Init FENCE_ISSUE_MORE with it.
4374 (merge_fences): Likewise.
4375 (init_fences): Update call to flist_add.
4376 (add_to_fences, add_clean_fence_to_fences)
4377 (add_dirty_fence_to_fences): Likewise.
4378 (move_fence_to_fences): Update call to merge_fences.
4379 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
4381 * sel-sched-ir.h (struct _fence): New field issue_more.
4382 (FENCE_ISSUE_MORE): New accessor macro.
4384 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4386 PR rtl-optimization/42388
4387 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
4388 that have no predecessors nor successors. Do not call move_bb_info
4389 for empty blocks outside of current region.
4391 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4393 PR rtl-optimization/42294
4394 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
4395 * sel-sched.c (move_exprs_to_boundary): Transitively add all
4396 originators' originators.
4398 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4400 PR rtl-optimization/39453
4401 PR rtl-optimization/42246
4402 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
4404 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
4406 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4407 Alexander Monakov <amonakov@ispras.ru>
4410 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
4411 (maybe_tidy_empty_bb): ... here. Make static. Add new
4412 argument. Update all callers.
4413 (tidy_control_flow): ... and here. Recompute topological order
4414 of basic blocks in region if necessary.
4415 (sel_redirect_edge_and_branch): Change return type. Return true
4416 if topological order might have been invalidated.
4417 (purge_empty_blocks): Export and move from...
4418 * sel-sched.c (purge_empty_blocks): ... here.
4419 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
4420 (maybe_tidy_empty_bb): Delete prototype.
4421 (purge_empty_blocks): Declare.
4423 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4425 PR rtl-optimization/42249
4426 * sel-sched.c (try_replace_dest_reg): When chosen register
4427 and original register is the same, do not bail out early, but
4428 still check all original insns for validity of replacing destination
4429 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
4432 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4435 Port from no-undefined-overflow branch:
4436 2009-03-09 Richard Guenther <rguenther@suse.de>
4438 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
4440 2010-01-14 Richard Guenther <rguenther@suse.de>
4443 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
4445 2010-01-14 Ira Rosen <irar@il.ibm.com>
4447 PR tree-optimization/42709
4448 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
4449 as scalar type in creation of constant vector operand.
4451 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4454 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
4455 (check-parallel-%): Match `testsuite' directory component only
4458 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
4460 PR translation/39521
4461 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
4464 2010-01-13 Richard Guenther <rguenther@suse.de>
4466 PR tree-optimization/42730
4467 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
4470 2010-01-13 Steve Ellcey <sje@cup.hp.com>
4473 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
4474 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
4477 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
4479 * config/bfin/libgcc-bfin.ver: Regenerate based on current
4480 libgcc-std.ver. Add entries for ___smulsi3_highpart and
4481 ___umulsi3_highpart.
4483 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
4484 rather than schedule_insns if the pass is enabled.
4486 2010-01-13 Martin Jambor <mjambor@suse.cz>
4488 PR tree-optimization/42704
4489 * tree-sra.c (sra_modify_assign): Do not delete assignments to
4492 2010-01-13 Martin Jambor <mjambor@suse.cz>
4494 PR tree-optimization/42703
4495 * tree-sra.c (analyze_access_subtree): Check that we can build a
4496 reference to the original data within the aggregate.
4498 2010-01-13 Richard Guenther <rguenther@suse.de>
4500 PR tree-optimization/42705
4501 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
4503 2010-01-13 Richard Guenther <rguenther@suse.de>
4506 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
4508 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4511 * var-tracking.c (values_to_unmark): New variable.
4512 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4513 values_to_unmark vector. Moved body to...
4514 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4515 instead queue it into values_to_unmark vector.
4516 (vt_find_locations): Free values_to_unmark vector.
4518 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
4520 * config/s390/s390.c (override_options): Set
4521 default of max-pending-list-length to 256
4523 2010-01-13 Richard Guenther <rguenther@suse.de>
4526 * tree-pass.h (PROP_gimple_lcx): New.
4527 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
4528 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
4529 before the final cleanup_eh.
4530 (dump_properties): Dump PROP_gimple_lcx.
4531 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
4532 (tree_lower_complex_O0): Remove.
4533 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
4534 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
4535 tree_lower_complex, schedule TODO_update_ssa.
4536 * lto-streamer-out.c (output_function): Stream the functions
4538 * lto-streamer-in.c (input_function): Likewise.
4539 (lto_read_body): Do not override them here.
4541 2010-01-12 Joseph Myers <joseph@codesourcery.com>
4544 * c-typeck.c (build_c_cast): Fold value cast to union type before
4545 wrapping it in a CONSTRUCTOR.
4547 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4549 PR rtl-optimization/42699
4550 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
4553 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4555 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4556 SUBTARGET_WARN_UNUSED_SPEC): Move ...
4557 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
4558 SUBTARGET_WARN_UNUSED_SPEC): ... here
4559 * config/mips/iris5.h (LIBGCC_SPEC): Define.
4561 2010-01-12 Julian Brown <julian@codesourcery.com>
4563 * config/arm/neon-schedgen.ml (Utils): Don't try to
4564 open missing module.
4565 (find_with_result): New.
4567 2010-01-12 Jakub Jelinek <jakub@redhat.com>
4570 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
4571 sharing when canonicalizing ({lt,ge}u (plus a b) b).
4573 PR tree-optimization/42645
4574 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
4575 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
4576 decl_map, set processing_debug_stmt to -1 and return name without
4579 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
4581 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
4582 binutils version, and reword target configuration description.
4584 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4586 * config/avr/avr.h (LINKER_NAME): Remove.
4588 2010-01-11 Janis Johnson <janis187@us.ibm.com>
4591 * config/rs6000/rs6000.c (rs6000_override_options): On targets
4592 that support VSX, warn for -mno-altivec if vsx is not disabled,
4595 2010-01-11 Joseph Myers <joseph@codesourcery.com>
4596 Shujing Zhao <pearly.zhao@oracle.com>
4598 PR translation/42469
4599 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
4600 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
4601 character between option name and help text.
4602 * c.opt (imultilib): Likewise.
4604 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
4606 * lto-streamer-out.c (output_unreferenced_globals): Output static
4609 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
4611 PR rtl-optimization/42621
4612 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
4613 optimizing for size.
4614 (duplicate_computed_gotos): Remove now-redundant check.
4616 2010-01-10 Steve Ellcey <sje@cup.hp.com>
4619 * configure.ac: Save and restore LDFLAGS and LIBS
4620 * configure: Regenerate.
4622 2010-01-10 Richard Guenther <rguenther@suse.de>
4625 * builtins.c (fold_builtin_strlen): Add type argument and
4626 convert the resulting length to it.
4627 (fold_builtin_1): Adjust.
4629 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4631 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
4632 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
4634 (num_insns_constant_wide): Adjust for that change.
4636 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4639 * web.c (union_defs): Add used argument, to combine uses of
4641 (entry_register): Adjust type and tests of used argument.
4642 (web_main): Widen used for new use. Pass it to union_defs.
4643 * df.h (union_defs): Adjust prototype.
4645 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4648 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
4649 uses in new incoming argument. Free body.
4650 (reset_debug_uses_in_loop): New.
4651 (analyze_insn_to_expand_var): Call the latter if the former found
4652 anything. Fix whitespace. Reject invalid dest overlaps before
4653 going through all insns in the loop.
4655 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4658 * haifa-sched.c (dying_use_p): Debug insns don't count.
4660 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4663 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
4664 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
4665 (verify_gimple_call): Reject LHS in noreturn calls.
4667 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4671 * tree-vect-loop-manip.c (adjust_info): New type.
4672 (adjust_vec): New pointer to vector.
4673 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
4674 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
4675 (slpeel_update_phis_for_duplicate_loop): Use them.
4676 (slpeel_update_phi_nodes_for_guard1): Likewise.
4677 (slpeel_update_phi_nodes_for_guard2): Likewise.
4678 (slpeel_tree_peel_loop_to_edge): Likewise.
4679 (vect_update_ivs_after_vectorizer): Likewise.
4681 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4683 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
4684 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4686 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
4688 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
4689 bogus uninitialized warning.
4691 2010-01-09 Richard Guenther <rguenther@suse.de>
4694 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
4695 the evolution is compatible with the initial condition.
4697 2010-01-09 Jakub Jelinek <jakub@redhat.com>
4699 * gcc.c (process_command): Update copyright notice dates.
4700 * gcov.c (print_version): Likewise.
4701 * gcov-dump.c (print_version): Likewise.
4702 * mips-tfile.c (main): Likewise.
4703 * mips-tdump.c (main): Likewise.
4705 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4708 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
4710 (rotlhi3_8): Delete.
4712 (rotlsi3_8): Delete.
4713 (rotlsi3_16): Delete.
4714 (rotlsi3_24): Delete.
4716 (*rotw<mode>3): New.
4717 (*rotb<mode>3): New.
4718 * config/avr/avr.c (avr_rotate_bytes): New function.
4719 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
4721 2010-01-08 Steve Ellcey <sje@cup.hp.com>
4724 * configure.ac: Modify -rdynamic check.
4725 * configure: Regenerate.
4727 2010-01-08 DJ Delorie <dj@redhat.com>
4729 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
4730 register popping order.
4732 2010-01-08 Richard Guenther <rguenther@suse.de>
4735 * c.opt (fsigned-char): Also let LTO handle this option.
4736 (funsigned-char): Likewise.
4738 2010-01-07 Richard Guenther <rguenther@suse.de>
4740 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
4741 (gimple_op): Likewise.
4742 (gimple_op_ptr): Likewise.
4743 (gimple_assign_set_lhs): Remove gcc_assert.
4744 (gimple_assign_set_rhs1): Likewise.
4745 (gimple_assign_set_rhs2): Likewise.
4746 (gimple_call_set_lhs): Likewise.
4747 (gimple_call_set_fn): Likewise.
4748 (gimple_call_set_fndecl): Likewise.
4749 (gimple_call_fndecl): Likewise.
4750 (gimple_call_return_type): Likewise.
4751 (gimple_call_set_chain): Likewise.
4752 (gimple_call_num_args): Likewise.
4753 (gimple_call_set_arg): Likewise.
4754 (gimple_cond_set_code): Likewise.
4755 (gimple_cond_set_lhs): Likewise.
4756 (gimple_cond_set_rhs): Likewise.
4757 (gimple_cond_set_true_label): Likewise.
4758 (gimple_cond_set_false_label): Likewise.
4759 (gimple_label_set_label): Likewise.
4760 (gimple_goto_set_dest): Likewise.
4761 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4762 (gimple_debug_bind_get_value): Likewise.
4763 (gimple_debug_bind_get_value_ptr): Likewise.
4764 (gimple_debug_bind_set_var): Likewise.
4765 (gimple_debug_bind_set_value): Likewise.
4766 (gimple_debug_bind_reset_value): Likewise.
4767 (gimple_debug_bind_has_value_p): Likewise.
4768 (gimple_return_retval_ptr): Remove gcc_assert.
4769 (gimple_return_retval): Likewise.
4770 (gimple_return_set_retval): Likewise.
4771 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4772 (safe_referenced_var_iterator): Remove.
4773 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4774 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4775 (fill_referenced_var_vec): Remove.
4776 (first_readonly_imm_use): Remove redundant gcc_assert.
4777 (phi_arg_index_from_use): Combine gcc_asserts.
4778 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4779 (first_imm_use_stmt): Remove redundant gcc_assert.
4780 * tree-cfg.c (verify_gimple_call): Verify function and chain
4781 operands. Verify arguments.
4782 (verify_types_in_gimple_stmt): Verify condition code and labels.
4784 2010-01-07 Richard Guenther <rguenther@suse.de>
4786 PR tree-optimization/42641
4787 * sese.c (rename_map_elt_info): Use the SSA name version, do
4790 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4792 PR tree-optimization/42625
4793 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4794 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4796 2010-01-07 Duncan Sands <baldrick@free.fr>
4798 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4800 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4803 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4804 note itself is not function_invariant_p.
4806 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4808 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4809 Do not add the DF_NOTE problem.
4810 * store-motion.c (execute_rtl_store_motion): Likewise.
4812 2010-01-07 Martin Jambor <mjambor@suse.cz>
4814 PR tree-optimization/42157
4815 * tree-sra.c (compare_access_positions): Stabilize sort if both
4816 accesses have integer types, return zero immediately if they are the
4819 2010-01-06 Richard Henderson <rth@redhat.com>
4822 * haifa-sched.c (add_to_note_list): Merge into ...
4823 (concat_note_lists): ... here, and ...
4824 (unlink_other_notes, rm_other_notes): Merge into...
4825 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4826 NOTE_INSN_EPILOGUE_BEG.
4828 2010-01-06 Richard Guenther <rguenther@suse.de>
4830 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4831 not inline regular functions into always-inline functions.
4833 2010-01-06 Nick Clifton <nickc@redhat.com>
4835 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4836 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4838 (OVERRIDE_OPTIONS): Delete.
4839 (OPTIMIZATION_OPTIONS): Define.
4840 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4841 * config/rx/rx.c (rx_handle_option): Issue an error message if
4842 -mcpu=rx200 and -fpu are used together.
4843 (rx_set_optimization_options): New function. Issue an error
4844 message if an optimization attribute attempts to reset the FPU/
4845 math optimization pairing.
4846 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4847 * config/rx/rx.opt: Set the default to 32-bit doubles.
4848 * config/rx/t-rx: Add multilibs for -nofpu option.
4849 * doc/invoke.texi: Update documentation of RX options.
4851 2010-01-06 Richard Guenther <rguenther@suse.de>
4853 * tree-ssa-pre.c (name_to_id): New global.
4854 (alloc_expression_id): Simplify SSA name handling.
4855 (lookup_expression_id): Likewise.
4856 (init_pre): Zero name_to_id.
4857 (fini_pre): Free it.
4859 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4861 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4863 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4866 * config/i386/sse.md (smaxv2di3): New.
4867 (umaxv2di3): Likewise.
4868 (sminv2di3): Likewise.
4869 (uminv2di3): Likewise.
4871 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4874 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4875 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4876 (legitimize_tls_address): Likewise.
4877 (sparc_tls_referenced_p): Likewise.
4878 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4879 and adjust calls to legitimize_pic_address.
4880 (legitimate_constant_p) Use sparc_tls_referenced_p.
4881 (legitimate_pic_operand_p): Likewise.
4882 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4883 (sparc_tls_symbol_ref_1): Delete.
4884 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4885 (legitimize_tls_address): Make static, handle CONST patterns.
4886 (legitimize_pic_address): Make static, remove unused parameter and
4887 adjust recursive calls.
4888 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4889 and adjust call to legitimize_pic_address.
4890 (sparc_output_mi_thunk): Likewise.
4892 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4893 H.J. Lu <hongjiu.lu@intel.com>
4896 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4897 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4898 operands to make them signed.
4901 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4904 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4905 GTU to GT for V4SI and V2DI.
4907 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4908 (umin<mode>3): Removed.
4910 (uminv4si3): Likewise.
4912 2010-01-05 Martin Jambor <mjambor@suse.cz>
4914 PR tree-optimization/42462
4915 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4916 current_function_decl to helper functions and macros.
4918 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4921 * flags.h: Don't include real.h.
4922 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4923 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4924 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4925 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4926 * dominance.c: Update copyright.
4927 * gimple.c (walk_gimple_op): Remove inline.
4928 * tree-ssa-reassoc.c: Include real.h.
4929 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4930 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4932 2010-01-05 Nick Clifton <nickc@redhat.com>
4934 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4935 register to push into the stack frame when the accumulator has to
4936 be saved during interrupts.
4938 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4940 * doc/invoke.texi: Remove the documentation about option
4942 * common.opt (Wunreachable-code): Preserved for backward
4944 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4945 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4946 the backward compatibility flag section.
4948 2010-01-05 Richard Guenther <rguenther@suse.de>
4950 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4952 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4955 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4957 PR tree-optimization/42508
4958 * tree-sra.c (convert_callers): Check for recursive call
4959 by comparing cgraph nodes instead of decls.
4960 (modify_function): Call ipa_modify_formal_parameters also
4961 on all same_body aliases.
4963 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4964 cgraph nodes when checking for same_body aliases.
4966 2010-01-05 Richard Guenther <rguenther@suse.de>
4968 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4969 allocation and lookup.
4970 (get_or_alloc_expr_for_constant): Likewise.
4971 (phi_translate): Sink allocation.
4973 2010-01-04 Richard Guenther <rguenther@suse.de>
4975 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4976 a new entry only if needed.
4977 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4978 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4980 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4982 (phi_translate): Handle CONSTANTs early.
4984 2010-01-04 Martin Jambor <mjambor@suse.cz>
4986 PR tree-optimization/42398
4987 * tree-sra.c (struct access): Removed flag grp_different_types.
4988 (dump_access): Do not dump the removed flag.
4989 (sort_and_splice_var_accesses): Do not set the removed flag.
4990 (sra_modify_expr): Check for type compatibility directly.
4992 2010-01-04 Martin Jambor <mjambor@suse.cz>
4994 PR tree-optimization/42366
4995 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4996 edges with variable number of parameters.
4997 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4998 flag instead of asserting it.
4999 (ipa_read_node_info): Read uses_analysis_done flag.
5001 2010-01-04 Richard Guenther <rguenther@suse.de>
5003 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5004 iterative_hash_* as intended.
5005 (vn_reference_compute_hash): Likewise. Simplify hashing
5007 (vn_reference_lookup_2): Likewise.
5008 (vn_nary_op_compute_hash): Likewise.
5009 (vn_phi_compute_hash): Likewise.
5010 (expressions_equal_p): Remove strange code.
5011 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5012 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5013 (bitmap_insert_into_set_1): Take value-id as parameter.
5014 (add_to_value): Pass it.
5015 (bitmap_insert_into_set): Likewise.
5016 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5018 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5021 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5022 (do_self_spec): For switches with SWITCH_IGNORE set set also
5023 SWITCH_IGNORE_PERMANENTLY.
5024 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5027 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5029 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5030 tree of an unreferenced global var.
5032 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5035 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5036 GTU to GT for V4SI and V2DI.
5038 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5039 (umin<mode>3): Removed.
5041 (uminv4si3): Likewise.
5043 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5046 * collect2.c (main): Turn on trace in collect2 if -v is passed
5049 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5051 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5052 description of expression operand.
5054 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5056 * configure.ac: Add install-html to target_list for Make-hooks.
5057 * configure: Regenerate.
5058 * fortran/Make-lang.in (F95_HTMLFILES): New.
5059 (fortran.html): Use it.
5060 (fortran.install-html): New.
5061 * Makefile.in (install-html): Add lang.install-html.
5062 * java/Make-lang.in (JAVA_HTMLFILES): New.
5063 (java.html): Use it.
5064 (java.install-html): New.
5065 * objc/Make-lang.in (objc.install-html): New.
5066 * objcp/Make-lang.in (obj-c++.install-html): New.
5067 * cp/Make-lang.in (c++.install-html): New.
5068 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5069 * lto/Make-lang.in (lto.install-html): New.
5071 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5074 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5076 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5078 PR rtl-optimization/41862
5079 * store-motion.c (store_killed_in_insn, compute_store_table,
5080 remove_reachable_equiv_notes, replace_store_insn,
5081 build_store_vectors): Ignore all DEBUG_INSNs.
5083 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5086 * common.opt: Add dumpdir.
5088 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5090 (option_map): Add --dumpdir.
5092 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5094 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5096 * opts.c (decode_options): Try dump_dir_name first if
5097 dump_base_name isn't an absolute path.
5098 (common_handle_option): Handle OPT_dumpdir.
5100 * toplev.c (dump_dir_name): New.
5101 (print_switch_values): Also ignore -dumpdir.
5103 * toplev.h (dump_dir_name): New.
5105 2010-01-03 Richard Guenther <rguenther@suse.de>
5107 PR tree-optimization/42589
5108 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5109 double-word expansion of bswap32.
5111 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5113 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5114 with BLOCK_FOR_INSN.
5115 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5116 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5117 noce_process_if_block): Likewise.
5118 * gcse.c (compute_local_properties, insert_expr_in_table,
5119 insert_set_in_table, canon_list_insert, find_avail_set,
5120 pre_insert_copy_insn): Likewise.
5122 * basic-block.h (BLOCK_NUM): Move from here...
5123 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5125 2010-01-03 Richard Guenther <rguenther@suse.de>
5127 PR tree-optimization/42438
5128 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5129 contains_may_not_return_call flag.
5130 (BB_MAY_NOTRETURN): New.
5131 (valid_in_sets): Trapping nary operations are not valid
5132 in blocks that may not return.
5133 (insert_into_preds_of_block): Remove check for trapping expressions.
5134 (compute_avail): Compute also BB_MAY_NOTRETURN.
5136 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5138 * doc/invoke.texi: Add 2010 to copyright years.
5140 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5142 * config/sparc/sparc.c: Fix formatting nits.
5144 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5145 Alexander Monakov <amonakov@ispras.ru>
5147 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5149 2010-01-02 Richard Guenther <rguenther@suse.de>
5152 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5153 (simplify_switch_using_ranges): Mark to be removed edges
5156 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5158 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5160 * collect2.c (scan_libraries): Add missing argument in call to
5163 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5166 * config/alpha/predicates.md (aligned_memory_operand): Return false
5168 (unaligned_memory_operand): Return true for CQImode.
5169 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5170 doesn not cross aligned SImode word boundary.
5172 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5174 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5176 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5177 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5179 2010-01-02 Richard Guenther <rguenther@suse.de>
5182 * toplev.c (compile_file): Emit LTO marker properly. Change
5184 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5186 2010-01-01 Richard Guenther <rguenther@suse.de>
5189 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5191 2010-01-01 Richard Guenther <rguenther@suse.de>
5194 * c-decl.c (grokdeclarator): For zero-size arrays force
5195 structural equality checks as layout_type does.
5197 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5199 * builtins.c: Update copyright to 2010.
5201 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5204 * lto-streamer-out.c (produce_asm): Revert the last change.
5205 (copy_function): Likewise.
5207 * lto-streamer.c (lto_get_section_name): Skip any leading
5210 2010-01-01 Richard Guenther <rguenther@suse.de>
5213 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5217 Copyright (C) 2010 Free Software Foundation, Inc.
5219 Copying and distribution of this file, with or without modification,
5220 are permitted in any medium without royalty provided the copyright
5221 notice and this notice are preserved.